1793477
|
|
AV1 Decoding in YouTube Stutters on AMD Windows Laptop
|
Core
|
Audio/Video
|
alwu
|
UNCO
|
---
|
2024-07-08
|
1278917
|
|
Execution of atomic javascript function gots interrupted by an onload callback eventhandler
|
Core
|
DOM: Core & HTML
|
nobody
|
UNCO
|
---
|
2024-05-31
|
700123
|
|
Keyboard Lock
|
Core
|
DOM: Events
|
nobody
|
UNCO
|
---
|
2024-05-31
|
1173716
|
|
alert() spins the event loop, which can cause other alert() calls to happen and cover up the older alert
|
Core
|
DOM: Core & HTML
|
nobody
|
UNCO
|
---
|
2023-06-23
|
1344549
|
|
Poor rendering when using CSS3 transition, see the testcase for more
|
Core
|
Layout
|
nobody
|
UNCO
|
---
|
2022-10-11
|
1460863
|
|
SVG animations using the 'translate' of the 'transform' attribute are jumpy, appearing to snap to pixels
|
Core
|
Layout
|
nobody
|
UNCO
|
---
|
2022-10-11
|
1471716
|
|
Audio distortions when setting the speed of playback at 2x
|
Core
|
Audio/Video: Playbac
|
nobody
|
UNCO
|
---
|
2022-10-11
|
1543021
|
|
Opacity applied incorrectly to transparent text on gradient background
|
Core
|
Graphics: Text
|
nobody
|
UNCO
|
---
|
2022-10-11
|
1547776
|
|
Canvas drawImage does not correctly scale images using an SVG source
|
Core
|
Graphics: Canvas2D
|
nobody
|
UNCO
|
---
|
2023-08-02
|
1557521
|
|
Certificate store does not recognize friendly names edited in windows. Cannot create any kind of "friendly" name within FF cert store.
|
Core
|
Security: PSM
|
nobody
|
UNCO
|
---
|
2020-05-18
|
1614151
|
|
Firefox shouldn't redirect to location on HTTP 300
|
Core
|
Networking: HTTP
|
nobody
|
UNCO
|
---
|
2024-06-07
|
1719286
|
|
MouseEvent on <select> does not always recognize that the control key is down
|
Core
|
DOM: UI Events & Foc
|
nobody
|
UNCO
|
---
|
2021-07-07
|
1754485
|
|
Favicons are not in sRGB
|
Core
|
Graphics: Color Mana
|
nobody
|
UNCO
|
---
|
2022-07-07
|
1829424
|
|
start in background at system startup
|
Core
|
Widget: Win32
|
nobody
|
UNCO
|
---
|
2023-06-14
|
1845959
|
|
Opening/Typing a New Website resets the current Tab for when opening tabs to right
|
Firefox
|
Tabbed Browser
|
nobody
|
UNCO
|
---
|
2023-11-15
|
1545701
|
|
Sleeping Tabs: Ability to pause tabs (not push out of RAM) after a certain time.
|
Core
|
DOM: Content Process
|
nobody
|
UNCO
|
---
|
2024-04-10
|
1752722
|
|
Manual per-site certificate authority pinning
|
Core
|
Security: PSM
|
nobody
|
UNCO
|
---
|
2022-10-11
|
1030784
|
|
Button elements unclickable with `visibility:hidden`, even when children are `visibility:visible`
|
Core
|
DOM: UI Events & Foc
|
nobody
|
UNCO
|
---
|
2022-10-11
|
1234666
|
|
WebSpeech uses SAPI5 instead of SSML on Windows platforms
|
Core
|
Web Speech
|
nobody
|
UNCO
|
---
|
2022-10-11
|
1542189
|
|
[wfh] Add profile switching to Firefox Account button
|
Firefox
|
Firefox Accounts
|
nobody
|
UNCO
|
---
|
2024-06-20
|
1612698
|
|
Support pinning sites as Windows 10 start tiles
|
Core
|
Widget: Win32
|
nobody
|
UNCO
|
---
|
2022-10-11
|
1837650
|
|
Close "about:blank" tabs created by clicking on "Open in Desktop app" on spotify site
|
Core
|
DOM: Navigation
|
nobody
|
UNCO
|
---
|
2024-02-27
|
1895507
|
|
F6, Shift+F6 focuses page body instead of the last focused element
|
Core
|
DOM: UI Events & Foc
|
nobody
|
UNCO
|
---
|
2024-05-14
|
1307996
|
|
Implement RTCDtlsTransport.iceTransport
|
Core
|
WebRTC: Networking
|
docfaraday
|
NEW
|
---
|
2023-04-14
|
616436
|
|
[meta] Implement column-span (from CSS3 multicolumn)
|
Core
|
Layout: Columns
|
nobody
|
NEW
|
---
|
2024-04-16
|
888320
|
|
[meta] implement all time and date related input types
|
Core
|
DOM: Core & HTML
|
nobody
|
NEW
|
---
|
2024-06-29
|
1363575
|
|
Print problem, The footer(css float) overlaps the body
|
Core
|
Layout: Floats
|
nobody
|
NEW
|
---
|
2022-10-11
|
1378417
|
|
[meta] Support Binary Signature Policy and eventually Code Integrity Guard on Windows
|
Core
|
Security: Process Sa
|
nobody
|
NEW
|
---
|
2023-03-16
|
1381050
|
|
[meta] Deploy Arbitrary Code Guard (ACG) on Windows
|
Core
|
Security: Process Sa
|
nobody
|
NEW
|
---
|
2023-06-01
|
1446006
|
|
Creating a disabled stylesheet link element does not work
|
Core
|
DOM: Core & HTML
|
nobody
|
NEW
|
---
|
2022-10-11
|
1492717
|
|
Tooltips would not pop up if mouse over same marker again
|
Core
|
DOM: Core & HTML
|
nobody
|
NEW
|
---
|
2022-10-10
|
1553911
|
|
Mouse button click no longer reacts after print/print cancel.
|
Core
|
DOM: Core & HTML
|
nobody
|
NEW
|
---
|
2022-10-11
|
1763671
|
|
Provide a mechanism to disable Basic HTTP Auth (Policy or otherwise)
|
Core
|
Networking: HTTP
|
nobody
|
NEW
|
---
|
2024-05-24
|
1795020
|
|
Support Webauthn large blob storage extension
|
Core
|
DOM: Web Authenticat
|
nobody
|
NEW
|
---
|
2024-03-27
|
1805446
|
|
Implement RTCDtlsTransport.getRemoteCertificates()
|
Core
|
WebRTC: Networking
|
nobody
|
NEW
|
---
|
2022-12-16
|
1805447
|
|
Implement RTCDtlsTransport.onerror
|
Core
|
WebRTC: Networking
|
nobody
|
NEW
|
---
|
2022-12-13
|
1529903
|
|
"Go forward a page" button is not active after you navigate back one page on bing.com
|
Core
|
DOM: Navigation
|
smaug
|
NEW
|
---
|
2022-10-11
|
1542530
|
|
Selection.toString() return an empty string
|
Core
|
DOM: Serializers
|
amarchesini
|
NEW
|
---
|
2022-10-10
|
1446040
|
|
[meta] Add guard pages before and after arenas, chunks, and runs
|
Core
|
Memory Allocator
|
gpascutto
|
NEW
|
---
|
2023-09-30
|
1310913
|
|
It required 2 stroke of [Backspace]or[Delete] to delete a char
|
Core
|
DOM: Editor
|
m_kato
|
NEW
|
---
|
2022-10-11
|
137367
|
|
Implement orphans and widows
|
Core
|
Layout: Block and In
|
nobody
|
NEW
|
---
|
2024-03-22
|
764076
|
|
intrinsic width of "overflow:auto" element doesn't grow to accomodate its scrollbar
|
Core
|
Layout: Scrolling an
|
nobody
|
NEW
|
---
|
2024-03-12
|
775628
|
|
[META] Implement CSS Fragmentation Module Level 3
|
Core
|
Layout
|
nobody
|
NEW
|
---
|
2023-01-26
|
1114973
|
|
Provide some support for debugging/inspecting flexbox layouts
|
DevTools
|
Inspector
|
nobody
|
NEW
|
---
|
2023-10-05
|
1259924
|
|
[quirks mode] mousemove fails because <body> element height doesn't fill the viewport
|
Core
|
Layout
|
nobody
|
NEW
|
---
|
2024-04-10
|
1263776
|
|
createPattern with 'no-repeat' bleeds color from edges of pattern image
|
Core
|
Graphics: Canvas2D
|
nobody
|
NEW
|
---
|
2023-01-30
|
1270841
|
|
Incredible slow canvas on certain site
|
Core
|
Graphics: Canvas2D
|
nobody
|
NEW
|
---
|
2023-07-04
|
1302718
|
|
createPattern not working correctly with no-repeat
|
Core
|
Graphics: Canvas2D
|
nobody
|
NEW
|
---
|
2023-01-30
|
1308258
|
|
`mouseup` and `mousedown` events do not report the same target when a mouse button is pressed then released without moving the mouse in some cases
|
Core
|
DOM: UI Events & Foc
|
nobody
|
NEW
|
---
|
2021-01-04
|
1322018
|
|
Border-box height of empty table box is zero, even with non-zero border / padding
|
Core
|
Layout: Tables
|
nobody
|
NEW
|
---
|
2022-10-11
|
1348341
|
|
Implement OOP JIT
|
Core
|
JavaScript Engine: J
|
nobody
|
NEW
|
---
|
2024-06-04
|
1352061
|
|
mouseover-event not fired if "overflow: hidden;" is applied and mouse button is pressed
|
Core
|
DOM: Events
|
nobody
|
NEW
|
---
|
2022-11-07
|
1377440
|
|
Weird Flexbox behavior with images
|
Core
|
Layout
|
nobody
|
NEW
|
---
|
2022-10-11
|
1386541
|
|
Baseline of inline-block in orthogonal vertical flow must be its bottom margin edge
|
Core
|
Layout: Block and In
|
nobody
|
NEW
|
---
|
2022-10-11
|
1387692
|
|
Text in svg is not displayed correctly
|
Core
|
SVG
|
nobody
|
NEW
|
---
|
2022-10-11
|
1392046
|
|
<a> href with javascript behavior differs between modern browsers
|
Core
|
DOM: Navigation
|
nobody
|
NEW
|
---
|
2024-07-01
|
1394708
|
|
<input> is too wide in nightly57.0a1 on Windows10 Japanese Edition
|
Core
|
Layout: Form Control
|
nobody
|
NEW
|
---
|
2022-10-11
|
1411193
|
|
NTLM/Negotiate HTTP/2 -> HTTP/1 fallback re-sends the initial request, other browsers send Type 1 auth request header
|
Core
|
Networking: HTTP
|
nobody
|
NEW
|
---
|
2022-10-11
|
1420239
|
|
[apz] Jittery scrolling on sites using AtmosphereJS
|
Core
|
Panning and Zooming
|
nobody
|
NEW
|
---
|
2022-10-11
|
1424561
|
|
Incorrectly displays content over bottom border of table
|
Core
|
Layout
|
nobody
|
NEW
|
---
|
2022-10-11
|
1426919
|
|
`position: fixed` element inside element with 'filter' scrolls with the body rather than remaining actually fixed
|
Core
|
Layout
|
nobody
|
NEW
|
---
|
2022-10-11
|
1427829
|
|
cannot drag and drop text to textarea
|
Core
|
DOM: Editor
|
nobody
|
NEW
|
---
|
2022-10-11
|
1434197
|
|
Box-shadow zoom
|
Core
|
Layout
|
nobody
|
NEW
|
---
|
2023-10-10
|
1438809
|
|
"[-]" is not treated as :first-letter
|
Core
|
Layout
|
nobody
|
NEW
|
---
|
2022-10-11
|
1446011
|
|
Make getCTM and getScreenCTM compatible with other browsers
|
Core
|
SVG
|
nobody
|
NEW
|
---
|
2024-05-29
|
1446045
|
|
Move heap metadata out of line
|
Core
|
Memory Allocator
|
nobody
|
NEW
|
---
|
2022-10-11
|
1446047
|
|
Randomize the Starting Page Offset/Size
|
Core
|
Memory Allocator
|
nobody
|
NEW
|
---
|
2022-10-11
|
1448127
|
|
issue with switching tabs when Firefox window is split-screen
|
Core
|
Widget: Win32
|
nobody
|
NEW
|
---
|
2022-10-11
|
1460185
|
|
support Windows 10 Timeline in April Update
|
Core
|
Widget: Win32
|
nobody
|
NEW
|
---
|
2022-10-11
|
1463859
|
|
NS_ERROR_DOM_MEDIA_METADATA_ERR (0x806e0006) - Firefox does not play MP3 file with RIFF header through HTMLAudioElement
|
Core
|
Audio/Video: Playbac
|
nobody
|
NEW
|
---
|
2024-04-18
|
1464593
|
|
Vertical writing mode applied on a child flex item causes wrong width when parent height is 100vh
|
Core
|
Layout
|
nobody
|
NEW
|
---
|
2022-10-11
|
1471682
|
|
video playback jumps to end when jumping to unloaded position
|
Core
|
Audio/Video: Playbac
|
nobody
|
NEW
|
---
|
2022-10-11
|
1474349
|
|
When canvas is clipped, globalCompositeOperation doesn't work correctly.
|
Core
|
Graphics: Canvas2D
|
nobody
|
NEW
|
---
|
2022-10-11
|
1478567
|
|
text caret disappears, only buggy in Firefox.
|
Core
|
DOM: Selection
|
nobody
|
NEW
|
---
|
2022-10-11
|
1489842
|
|
Cannot select text if mouse drag start on marker or from between marker and text
|
Core
|
DOM: Selection
|
nobody
|
NEW
|
---
|
2022-10-11
|
1489904
|
|
Save Image As saves HTML page with image filename (related to Accept: text/html)
|
Toolkit
|
Downloads API
|
nobody
|
NEW
|
---
|
2022-10-17
|
1496567
|
|
MP3 file plays with silent gaps (only in FF) when seeking using built-in player
|
Core
|
Audio/Video: Playbac
|
nobody
|
NEW
|
---
|
2023-12-04
|
1503555
|
|
Text cursor disappears when using stopImmediatePropagation() on focus event
|
Core
|
DOM: Events
|
nobody
|
NEW
|
---
|
2022-10-11
|
1513949
|
|
Certain webpages always print as blank
|
Core
|
Printing: Output
|
nobody
|
NEW
|
---
|
2022-10-11
|
1518879
|
|
mp4 playback stops unexpectedly
|
Core
|
Audio/Video: Playbac
|
nobody
|
NEW
|
---
|
2022-10-11
|
1519360
|
|
Focusable elements outside element in fullscreen mode can receive focus using tab key
|
Core
|
DOM: UI Events & Foc
|
nobody
|
NEW
|
---
|
2022-10-11
|
1522194
|
|
selecting text via 'ctrl/cmd' > 'a' and deleting contenteditable content also deletes <p> element. Other browsers (other than IE11) do not.
|
Core
|
DOM: Editor
|
nobody
|
NEW
|
---
|
2022-10-11
|
1526896
|
|
The number of ranges differ between Firefox and other browsers when the selection contains <button> element
|
Core
|
DOM: Selection
|
nobody
|
NEW
|
---
|
2022-10-11
|
1532965
|
|
Focus does not shift correctly when tabbing through links that contain scrollable children
|
Core
|
DOM: UI Events & Foc
|
nobody
|
NEW
|
---
|
2022-10-11
|
1535822
|
|
SVG fragments not working on mask-image CSS
|
Core
|
SVG
|
nobody
|
NEW
|
---
|
2022-10-11
|
1550838
|
|
Firefox does not render certain web page ($(body).fadeIn() with body { display: none } rule)
|
Core
|
DOM: CSS Object Mode
|
nobody
|
NEW
|
---
|
2022-10-11
|
1558830
|
|
This animated .gif does not play entirely
|
Core
|
Graphics: ImageLib
|
nobody
|
NEW
|
---
|
2022-10-11
|
1559759
|
|
Date picker verification fails on dates after 12th of the month
|
Core
|
JavaScript: Standard
|
nobody
|
NEW
|
---
|
2022-07-11
|
1598913
|
|
I am unable to select some text on Ancestry.com
|
Core
|
DOM: Selection
|
nobody
|
NEW
|
---
|
2022-10-11
|
1610106
|
|
BMP file created in Adobe Photoshop doesn't open
|
Core
|
Graphics: ImageLib
|
nobody
|
NEW
|
---
|
2022-10-11
|
1613289
|
|
PNG deserialization failing despite pngcheck, chrome, pngtweaker, and windows image explorer having no difficulties.
|
Core
|
Graphics: ImageLib
|
nobody
|
NEW
|
---
|
2022-10-11
|
1613307
|
|
Paragraph with negative margin prevents click events on overlapped block elements
|
Core
|
Web Painting
|
nobody
|
NEW
|
---
|
2022-10-11
|
1613369
|
|
Premultiplied alpha rounding error with canvas 2D
|
Core
|
Graphics: Canvas2D
|
nobody
|
NEW
|
---
|
2022-10-11
|
1647833
|
|
Improve address bar focus state accessibility for light sensitivity
|
Firefox
|
Address Bar
|
nobody
|
NEW
|
---
|
2020-08-21
|
1673741
|
|
data:image/svg+xml does not work on img
|
Core
|
Graphics: Canvas2D
|
nobody
|
NEW
|
---
|
2020-11-12
|
1678772
|
|
context menu does not reappear when you modify highlight via touchscreen
|
Core
|
DOM: Selection
|
nobody
|
NEW
|
---
|
2022-10-25
|
1713184
|
|
Firefox is not shown on Windows Alt + Tab Multitasking options
|
Core
|
Widget: Win32
|
nobody
|
NEW
|
---
|
2022-02-08
|
1718780
|
|
Copy part of <OL> list, the OL tag is missing
|
Core
|
DOM: Copy & Paste an
|
nobody
|
NEW
|
---
|
2021-08-06
|
1722943
|
|
Consider allowing users to select and copy text from print preview
|
Core
|
Print Preview
|
nobody
|
NEW
|
---
|
2023-11-20
|
1728364
|
|
Implement RTCAudioSourceStats/RTCVideoSourceStats
|
Core
|
WebRTC: Audio/Video
|
nobody
|
NEW
|
---
|
2023-02-03
|
1735831
|
|
"Save Page As" use .htm instead of .html
|
Firefox
|
File Handling
|
nobody
|
NEW
|
---
|
2021-11-08
|
1735916
|
|
Display info about loaded content in process names (and enable fission.processSiteNames by default)
|
Core
|
DOM: Content Process
|
nobody
|
NEW
|
---
|
2022-10-29
|
1762387
|
|
History removals are not reflected in link status
|
Toolkit
|
Places
|
nobody
|
NEW
|
---
|
2023-03-11
|
1797715
|
|
[meta] Fetch Priority (was Priority Hints)
|
Core
|
Networking
|
nobody
|
NEW
|
---
|
2024-06-12
|
1805484
|
|
We should enforce bundle-policy as answerer
|
Core
|
WebRTC: Signaling
|
nobody
|
NEW
|
---
|
2022-12-13
|
1841412
|
|
Unable to specify a folder when editing a bookmark
|
Firefox
|
Bookmarks & History
|
nobody
|
NEW
|
---
|
2023-07-03
|
1854584
|
|
Result of arithmetic expression leads you to search page containing "="
|
Firefox
|
Address Bar
|
nobody
|
NEW
|
---
|
2023-12-18
|
1866191
|
|
Failures in WPTs gb18030-decoder.any.html and gb18030-encoder.html (Implement GB18030-2022)
|
Core
|
Internationalization
|
nobody
|
NEW
|
---
|
2024-02-28
|
1880757
|
|
Support Windows 11 Shell Handwriting
|
Core
|
Widget: Win32
|
nobody
|
NEW
|
---
|
2024-03-05
|
1498291
|
|
CSS blur effects are highly inefficient and very slow in canvas filters (Sister bug of Chrome bug #726143).
|
Core
|
Graphics: Canvas2D
|
nobody
|
NEW
|
---
|
2024-02-27
|
1769320
|
|
When double click in an editable element, Selection is extended outside the element
|
Core
|
DOM: Selection
|
nobody
|
NEW
|
---
|
2022-11-01
|
629624
|
|
Function key F4 doesn't expand the addresses when document is active
|
Firefox
|
Address Bar
|
nobody
|
NEW
|
---
|
2022-10-10
|
1211148
|
|
Floating div on top of a textarea does not receive mouse events
|
Core
|
DOM: Events
|
nobody
|
NEW
|
---
|
2022-10-11
|
1227469
|
|
elementFromPoint returns the <img> instead of <area> in image map
|
Core
|
DOM: CSS Object Mode
|
nobody
|
NEW
|
---
|
2024-03-23
|
1409702
|
|
Omnibox keyword should not display in the text next to the description
|
WebExtensions
|
General
|
nobody
|
NEW
|
---
|
2023-02-03
|
1427698
|
|
child browser window opened via js cannot focus on parent via window.opener.focus
|
Core
|
DOM: Core & HTML
|
nobody
|
NEW
|
---
|
2022-10-11
|
1437299
|
|
Text loses all formatting when copied from a website and pasted in notepad
|
Core
|
DOM: Serializers
|
nobody
|
NEW
|
---
|
2022-10-11
|
1476454
|
|
Checkboxes seem to no longer be scaling (possibly some kind of regression) on Linux
|
Core
|
Widget: Gtk
|
nobody
|
NEW
|
---
|
2022-10-11
|
1506617
|
|
When an audio file is being streamed using html5, clicking on a download link to another file causes the stream to be aborted
|
Core
|
Audio/Video: Playbac
|
nobody
|
NEW
|
---
|
2022-10-11
|
1542098
|
|
A definite table-cell 'height' is used as the percentage basis for its children
|
Core
|
Layout: Tables
|
nobody
|
NEW
|
---
|
2022-10-10
|
1762608
|
|
Add a comment to Firefox shortcuts (.lnk files)
|
Firefox
|
Installer
|
nobody
|
NEW
|
---
|
2023-08-21
|
1827391
|
|
Clicking in the address bar still selects all after making an empty selection, interfering with caret insertion
|
Firefox
|
Address Bar
|
nobody
|
NEW
|
---
|
2023-10-23
|
1228802
|
|
`focus` event shouldn't be fired at the `document` object
|
Core
|
DOM: Events
|
smaug
|
NEW
|
---
|
2023-05-23
|
1501361
|
|
Page layout broken (the bug goes away when inspector is opened) - Bogus baseline alignment on table row with an empty block
|
Core
|
Layout: Tables
|
emilio
|
NEW
|
---
|
2022-10-11
|
1753933
|
|
Implement Text Fragments (formerly Scroll to Text Fragment)
|
Core
|
DOM: Navigation
|
jjaschke
|
NEW
|
---
|
Wed 00:24
|
1340962
|
|
Firefox is extremely slower than Chrome on Alchemy.js demo
|
Core
|
Graphics: Layers
|
jnicol
|
NEW
|
---
|
2022-10-11
|
469456
|
|
browser.tabs.loadInBackground and browser.tabs.loadBookmarksInBackground could be one pref
|
Firefox
|
Settings UI
|
nobody
|
NEW
|
---
|
2022-10-10
|
594681
|
|
full screen mode (F11): Menu Bar and Bookmarks Toolbar are not visible
|
Firefox
|
Toolbars and Customi
|
nobody
|
NEW
|
---
|
2023-05-01
|
695984
|
|
Select clicked link or word when opening context menu on Mac
|
Firefox
|
General
|
nobody
|
NEW
|
---
|
2022-10-10
|
1019110
|
|
ContentEditor Keyboard ShortCuts Not Working
|
Core
|
DOM: Editor
|
nobody
|
NEW
|
---
|
2022-10-11
|
1052575
|
|
[meta] store content-controlled buffers in a separate heap
|
Core
|
Security
|
nobody
|
NEW
|
---
|
2023-09-19
|
1057392
|
|
Page anchor is scrolled to wrong position after full page refresh
|
Core
|
DOM: Navigation
|
nobody
|
NEW
|
---
|
2022-10-11
|
1071693
|
|
Zooming out of Apple-Storefinder-page causes broken layout
|
Core
|
Layout: Floats
|
nobody
|
NEW
|
---
|
2022-10-11
|
1086524
|
|
pressing Esc when address bar is selected should return focus to window
|
Firefox
|
Keyboard Navigation
|
nobody
|
NEW
|
---
|
2024-06-10
|
1117640
|
|
Hiding iframe with display: none makes scrollable containers in its document forget scroll position
|
Core
|
Layout
|
nobody
|
NEW
|
---
|
2022-10-11
|
1123161
|
|
Forget scroll position after navigation Back
|
Core
|
DOM: Navigation
|
nobody
|
NEW
|
---
|
2022-10-11
|
1141011
|
|
Cursor in formerly-readonly <input> doesn't blink
|
Core
|
Layout: Form Control
|
nobody
|
NEW
|
---
|
2022-10-11
|
1185376
|
|
On mouseover flipped image with backface shows flipped frontface on mouseout
|
Core
|
Web Painting
|
nobody
|
NEW
|
---
|
2022-10-11
|
1196588
|
|
The fullscreen reminder shows up every time that you switch to Firefox
|
Firefox
|
General
|
nobody
|
NEW
|
---
|
2023-02-28
|
1216608
|
|
Incorrect intrinsic width measurement when we have two adjacent whitespace-only textframes
|
Core
|
Layout: Text and Fon
|
nobody
|
NEW
|
---
|
2022-10-11
|
1224997
|
|
Ruby may overlap the border if the whole line-height is enough but a single side is not
|
Core
|
Layout: Ruby
|
nobody
|
NEW
|
---
|
2024-04-16
|
1231064
|
|
conditions for replaced blocks with side margins moving below floats aren't quite correct (The text appears below the image)
|
Core
|
Layout
|
nobody
|
NEW
|
---
|
2022-10-11
|
1232125
|
|
Text selection highlight is not shown
|
Core
|
Layout: Text and Fon
|
nobody
|
NEW
|
---
|
2022-10-11
|
1236386
|
|
CSS transformed (scaled down) element causes unexpected overflow scroll bar in parent element
|
Core
|
Layout
|
nobody
|
NEW
|
---
|
2022-10-11
|
1272854
|
|
Certain web page does not load properly (or Ctrl+F5)
|
Core
|
DOM: Navigation
|
nobody
|
NEW
|
---
|
2022-10-11
|
1277782
|
|
Wide floated table doesn't wrap onto new line like in other browsers
|
Core
|
Layout: Floats
|
nobody
|
NEW
|
---
|
2022-10-11
|
1294181
|
|
Back navigation on "undo close" restored tab loses scroll position
|
Firefox
|
Session Restore
|
nobody
|
NEW
|
---
|
2022-10-11
|
1359559
|
|
[meta] Ship a strong content process sandbox
|
Core
|
Security: Process Sa
|
nobody
|
NEW
|
---
|
2024-07-05
|
1516504
|
|
Can not copy link
|
Core
|
Layout
|
nobody
|
NEW
|
---
|
2022-10-17
|
1585881
|
|
Add "Pin Tab" / "Unpin Tab" menu item to Window menu
|
Firefox
|
Menus
|
nobody
|
NEW
|
---
|
2024-03-18
|
1585883
|
|
Add "Duplicate Tab" menu item to Window menu
|
Firefox
|
Menus
|
nobody
|
NEW
|
---
|
2022-10-11
|
1585885
|
|
Add "Mute Tab" menu item to Window menu
|
Firefox
|
Menus
|
nobody
|
NEW
|
---
|
2022-10-11
|
1604308
|
|
Figure out what the right behaviour is for a forced download and a 404.
|
Core
|
DOM: Core & HTML
|
nobody
|
NEW
|
---
|
2024-02-05
|
1625383
|
|
Pressing F6 twice in full screen should make toolbar disappear like old Edge
|
Firefox
|
Keyboard Navigation
|
nobody
|
NEW
|
---
|
2022-10-11
|
1641732
|
|
Integrate with Windows Spellcheck (Spell Checking API)
|
Core
|
Spelling checker
|
nobody
|
NEW
|
---
|
2021-11-21
|
1698376
|
|
Add vertical tabs mode
|
Firefox
|
Tabbed Browser
|
nobody
|
NEW
|
---
|
2024-06-06
|
1726658
|
|
Suspend/Sleep (not unload) tracking content in Standard ETP mode
|
Firefox
|
Tabbed Browser
|
nobody
|
NEW
|
---
|
2024-07-10
|
1735554
|
|
Improve how Firefox appears in Windows Task Manager
|
Firefox
|
General
|
nobody
|
NEW
|
---
|
2023-07-26
|
1757287
|
|
[Parity Edge] Show Firefox tabs in Alt+Tab
|
Firefox
|
Keyboard Navigation
|
nobody
|
NEW
|
---
|
2022-02-26
|
1760795
|
|
Animated images may flicker white on Asus wifi "wave" animation (due to resetting animated background-color before resetting the animated width/height)
|
Core
|
CSS Transitions and
|
nobody
|
NEW
|
---
|
2023-06-20
|
1792396
|
|
Error playing video - YUV444 chroma subsampling
|
Core
|
Audio/Video: Playbac
|
nobody
|
NEW
|
---
|
2022-10-12
|
1810279
|
|
Product text and image overlaps until resize browser width
|
Core
|
Layout
|
nobody
|
NEW
|
---
|
2023-01-31
|
1811703
|
|
firefox doesnt know the width of column in table with div{writing-mode: vertical-rl; dir="rtl"}
|
Core
|
Layout: Tables
|
nobody
|
NEW
|
---
|
2023-01-23
|
1890769
|
|
<body> element height doesn't fill the viewport in quirks mode
|
Web Compatibility
|
Knowledge Base
|
nobody
|
NEW
|
---
|
2024-04-10
|
1500682
|
|
Ctrl + U, Ctrl + B and Ctrl + I don't work as turrning "underline", "bold" nor "italic" styles
|
Core
|
DOM: Editor
|
masayuki
|
ASSI
|
---
|
2022-10-11
|
1199665
|
|
Consider making <input type=number> always fall back to parsing numbers as English formatted numbers if parsing them as numbers formatted using the user's locale fails
|
Core
|
Layout: Form Control
|
jwatt
|
ASSI
|
---
|
2023-08-02
|
1381019
|
|
[meta] Remove win32k access from content process
|
Core
|
Security: Process Sa
|
cmartin
|
REOP
|
---
|
2024-06-10
|
1322967
|
|
Shift+right-click triggers mousedown, mouseup, and click events
|
Core
|
DOM: UI Events & Foc
|
nobody
|
REOP
|
---
|
2022-10-11
|
1273012
|
|
Bookmarks popup would not scroll with mouse wheel when mouse pointer on a folder
|
Core
|
Widget
|
nobody
|
REOP
|
---
|
2024-01-31
|
1304663
|
|
img.complete does not return true immediately after set src attribute to data: url
|
Core
|
DOM: Core & HTML
|
nobody
|
REOP
|
---
|
2022-10-11
|
1497075
|
|
Provide a way for users to control host permissions
|
WebExtensions
|
General
|
nobody
|
REOP
|
---
|
2024-06-19
|
1704131
|
|
Hard to differentiate between active (foreground) and inactive (background) windows
|
Firefox
|
Theme
|
nobody
|
REOP
|
---
|
2024-07-11
|
1178047
|
|
Cut and Copy menuitem are enabled when Nightly starts up
|
Core
|
DOM: Core & HTML
|
nobody
|
REOP
|
---
|
2022-10-11
|
1239595
|
|
textarea element | Can't scroll down placeholder text in Firefox
|
Core
|
Layout: Form Control
|
nobody
|
REOP
|
---
|
2024-06-03
|
1259759
|
|
mouse left-click disables text entry
|
Core
|
DOM: Editor
|
nobody
|
REOP
|
---
|
2022-10-11
|
1650479
|
|
"Conflict Catcher"-like utility to help users diagnose problems without resorting to a Firefox Refresh (binary search troubleshooting)
|
Toolkit
|
General
|
nobody
|
REOP
|
---
|
2023-10-09
|
1698550
|
|
"Settings" string is not Mac-like (replacement for Preferences)
|
Firefox
|
Menus
|
mbalfanz
|
RESO
|
FIXE
|
2021-03-25
|
1500743
|
|
weixin.qq.com (The Official website of WeChat) can not be opened, but Chrome and Safari can
|
Web Compatibility
|
Site Reports
|
nobody
|
RESO
|
FIXE
|
2019-10-23
|
1471894
|
|
Absolute positioned blocks with auto margins never update their UsedMargin property
|
Core
|
Layout: Positioned
|
bwerth
|
RESO
|
FIXE
|
2024-04-30
|
453968
|
|
Support IE extension Event.srcElement
|
Core
|
DOM: Events
|
bzbarsky
|
RESO
|
FIXE
|
2018-05-25
|
1278299
|
|
Implement RTCSctpTransport and RTCPeerConnection.sctp
|
Core
|
WebRTC: Networking
|
docfaraday
|
RESO
|
FIXE
|
2023-05-08
|
1635922
|
|
Support RTCPeerConnection.connectionstatechange
|
Core
|
WebRTC: Networking
|
docfaraday
|
RESO
|
DUPL
|
2023-02-06
|
1308126
|
|
Inconsistent behavior of image loading between Firefox and Chrome/Edge
|
Core
|
DOM: Core & HTML
|
echen
|
RESO
|
DUPL
|
2018-10-30
|
1477286
|
|
Fired submit event should not perform form submission
|
Core
|
DOM: Core & HTML
|
echen
|
RESO
|
DUPL
|
2018-12-21
|
1486558
|
|
Tooltips timeouting is wrong on page
|
Core
|
DOM: Navigation
|
emilio
|
RESO
|
FIXE
|
2018-09-24
|
1035774
|
|
Implement Interaction Media Features including pointer:coarse that replaces non-standard -moz-touch-enabled
|
Core
|
Layout
|
hikezoe.birchill
|
RESO
|
FIXE
|
2022-07-07
|
1005603
|
|
When possible, <input type=number> should preserve the formatting of the 'value' attribute or any string assigned to input.value
|
Core
|
DOM: Core & HTML
|
jwatt
|
RESO
|
DUPL
|
2020-01-15
|
1368555
|
|
[Meta] Implement -webkit-appearance
|
Core
|
CSS Parsing and Comp
|
jwatt
|
RESO
|
FIXE
|
2020-07-09
|
1540995
|
|
calling click() on a label with disabled checkbox must not toggle its checked state
|
Core
|
DOM: Events
|
krosylight
|
RESO
|
FIXE
|
2020-08-18
|
354358
|
|
keydown/keyup events should be dispatched even during composition (but keypress shouldn't be so)
|
Core
|
DOM: Events
|
masayuki
|
RESO
|
FIXE
|
2020-03-23
|
1529190
|
|
InsertTagCommand::DoCommandParams() does not aware of non-ASCII URL
|
Core
|
DOM: Editor
|
masayuki
|
RESO
|
FIXE
|
2020-04-20
|
1675847
|
|
Update click/auxclick/contextmenu and click() to use PointerEvent
|
Core
|
DOM: UI Events & Foc
|
masayuki
|
RESO
|
FIXE
|
2024-06-24
|
686201
|
|
implementation: setImmediate API
|
Core
|
DOM: Core & HTML
|
nobody
|
RESO
|
WONT
|
2019-10-24
|
1319533
|
|
Location bar does not trim on paste
|
Firefox
|
Address Bar
|
nobody
|
RESO
|
DUPL
|
2018-05-25
|
1367617
|
|
Increase minimum DH key size in TLS handshakes to 2048 bits
|
Core
|
Security: PSM
|
nobody
|
RESO
|
DUPL
|
2022-07-07
|
1603150
|
|
aac files with id3 are detected as mpeg - NS_ERROR_DOM_MEDIA_METADATA_ERR (0x806e0006)
|
Core
|
Audio/Video: Playbac
|
nobody
|
RESO
|
WONT
|
2019-12-17
|
1819525
|
|
On Windows11, Firefox shows one pixel line at bottom in Maximized sizemode when taskbar is set to "Auto Hide" if enabled browser.tabs.inTitlebar
|
Core
|
Widget: Win32
|
nobody
|
RESO
|
DUPL
|
2023-04-25
|
1622090
|
|
Implement lazy-load for iframe
|
Core
|
DOM: Core & HTML
|
omedhurst
|
RESO
|
FIXE
|
2024-02-28
|
1376408
|
|
Randomize small allocations in mozjemalloc
|
Core
|
Memory Allocator
|
tom
|
RESO
|
FIXE
|
2019-08-21
|
1512745
|
|
SVG 2 relaxes attribute parsing for lengths, angles and integers to allow leading and trailing whitespace
|
Core
|
SVG
|
violet.bugreport
|
RESO
|
FIXE
|
2019-05-29
|
1553945
|
|
No keyboard shortcut for standalone history library window on mac
|
Firefox
|
Bookmarks & History
|
yoasif
|
RESO
|
FIXE
|
2020-08-01
|
1567544
|
|
Canvas SVG issue when using the Context2D "globalCompositeOperation" set to "destination-in"
|
Core
|
Graphics: Canvas2D
|
adroitwhiz
|
RESO
|
FIXE
|
2022-01-10
|
1503653
|
|
Enable WebP image support by default
|
Core
|
Graphics: ImageLib
|
aosmond
|
RESO
|
FIXE
|
2019-10-17
|
1530222
|
|
PNG containing large zTXt chunk not displayed in Firefox but in other programs
|
Core
|
Graphics: ImageLib
|
aosmond
|
RESO
|
FIXE
|
2020-05-07
|
1474621
|
|
defaultPlaybackRate fires ratechange event when it has not actually changed
|
Core
|
Audio/Video: Playbac
|
apehrson
|
RESO
|
FIXE
|
2019-07-16
|
1579792
|
|
Function#toString on an arrow function with expression followed by single line comment and EOF contains the comment
|
Core
|
JavaScript Engine
|
arai.unmht
|
RESO
|
FIXE
|
2021-02-12
|
1598151
|
|
[motion-1] Ship offset-path:ray()
|
Core
|
CSS Transitions and
|
boris.chiou
|
RESO
|
FIXE
|
2024-01-12
|
1178765
|
|
Implement backdrop-filter from Filter Effects Module Level 2 (for the webrender graphics backend)
|
Core
|
Graphics
|
cbrewster
|
RESO
|
FIXE
|
2021-04-22
|
1472618
|
|
navigator.platform returns "Win64" in Firefox on Win64 OS but "Win32" in Chrome and Edge
|
Core
|
DOM: Core & HTML
|
cpeterson
|
RESO
|
FIXE
|
2022-07-07
|
1531087
|
|
RTCPeerConnectionStats ("peer-connection" RTCStatsType) support
|
Core
|
WebRTC: Signaling
|
docfaraday
|
RESO
|
FIXE
|
2023-05-08
|
1568296
|
|
Support stopping and stopped RTCRtpTransceivers
|
Core
|
WebRTC
|
docfaraday
|
RESO
|
FIXE
|
2023-09-11
|
1406337
|
|
Remove comment handling from media type parser
|
Core
|
Networking
|
dotoole
|
RESO
|
FIXE
|
2024-01-13
|
1434127
|
|
Inorrect Japanese character in Yu Gothic font using standard variant sequence
|
Web Compatibility
|
Site Reports
|
dschubert
|
RESO
|
INVA
|
2024-07-09
|
1461070
|
|
Specified transition duration and delay are ignored if both are 0s and a targeted property is specified multiple times in transition-property
|
Core
|
CSS Parsing and Comp
|
emilio
|
RESO
|
FIXE
|
2018-05-20
|
1472637
|
|
images flash alt attribute while being fetched
|
Core
|
Layout: Images, Vide
|
emilio
|
RESO
|
FIXE
|
2019-04-27
|
1510942
|
|
No caret in formula bar of Google sheets (mispositioned caret)
|
Core
|
Web Painting
|
emilio
|
RESO
|
FIXE
|
2019-04-12
|
1548155
|
|
Text disappears when mouseover/mouseout description
|
Core
|
DOM: CSS Object Mode
|
emilio
|
RESO
|
INVA
|
2019-07-25
|
1593009
|
|
CSS "zoom: 0" behaves differently from other browsers
|
Core
|
CSS Parsing and Comp
|
emilio
|
RESO
|
FIXE
|
2022-01-10
|
1328672
|
|
Date.parse() or new Date() doesn't allow hours only for timezone offset on ISO 8601
|
Core
|
JavaScript: Standard
|
eric
|
RESO
|
FIXE
|
2021-08-15
|
1814905
|
|
Implement chrome.action.getUserSettings
|
WebExtensions
|
General
|
gregp
|
RESO
|
FIXE
|
2024-01-28
|
1578503
|
|
[filter-effects-2] Enable the CSS backdrop-filter property by default (letting it ride the trains to release)
|
Core
|
Layout
|
gwatson
|
RESO
|
FIXE
|
2023-05-14
|
1469580
|
|
Character encoding detection doesn't follow the W3C specification
|
Core
|
DOM: HTML Parser
|
hsivonen
|
RESO
|
FIXE
|
2018-12-16
|
1522857
|
|
Firefox breaks right-aligned text after the space when font size is very large
|
Core
|
Layout
|
jfkthame
|
RESO
|
FIXE
|
2019-01-27
|
1559044
|
|
text blinks while page loading
|
Core
|
Layout: Text and Fon
|
jfkthame
|
RESO
|
FIXE
|
2019-09-12
|
488800
|
|
qcms doesn't support ICC version 4
|
Core
|
Graphics: Color Mana
|
jmuizelaar
|
RESO
|
FIXE
|
2022-12-08
|
1199415
|
|
Can't view the number of videos in the tooltip when hovering the name of a channel in YouTube due to text-overflow: ellipsis
|
Web Compatibility
|
Site Reports
|
karl+moz
|
RESO
|
FIXE
|
2021-12-23
|
1499169
|
|
embed/object "application/pdf" is not rendered with "charset=UTF-8" added in type
|
Core
|
DOM: Core & HTML
|
kyle
|
RESO
|
FIXE
|
2018-11-09
|
580928
|
|
Drag and Drop support for E-Mails from Microsoft Outlook
|
Core
|
DOM: Copy & Paste an
|
marco.spiess
|
RESO
|
FIXE
|
2023-08-31
|
1220696
|
|
textarea execcommand insertText not working properly
|
Core
|
DOM: Editor
|
masayuki
|
RESO
|
FIXE
|
2021-05-27
|
1232918
|
|
[UI Events-key][UI Events-code] Windows logo key on Windows and Linux should be treated as `Meta` key and change `OSLeft`/`OSRight` code values to `MetaLeft`/`MetaRight`
|
Core
|
DOM: Events
|
masayuki
|
RESO
|
FIXE
|
2023-09-11
|
1535392
|
|
<script style="display: block;"> tag disallow to copy content
|
Core
|
DOM: Serializers
|
MatsPalmgren_bugz
|
RESO
|
FIXE
|
2019-04-27
|
1539511
|
|
Spaces in URL are not encoded when URL is copied from search view
|
Firefox
|
Address Bar
|
mcheang
|
RESO
|
FIXE
|
2022-09-12
|
400364
|
|
full page zoom not applied to radiobuttons and checkboxes
|
Core
|
Widget
|
nobody
|
RESO
|
DUPL
|
2021-03-30
|
568384
|
|
New tab background image
|
Firefox
|
New Tab Page
|
nobody
|
RESO
|
DUPL
|
2024-06-20
|
713680
|
|
Use Consolas as the default monospace font on Windows
|
Core
|
Layout: Text and Fon
|
nobody
|
RESO
|
DUPL
|
2023-06-18
|
1116565
|
|
On a link, Ctrl-click opens background tab, Ctrl+Shift+click foreground; while the opposite happens with the bookmarks toolbar
|
Firefox
|
Bookmarks & History
|
nobody
|
RESO
|
DUPL
|
2022-04-27
|
1267379
|
|
"Flash" of the background showing when replacing an image via img.src - even when pre-cached
|
Core
|
Graphics: ImageLib
|
nobody
|
RESO
|
WORK
|
2019-07-13
|
1286329
|
|
Kill Flash plugin-container process if its memory usage exceeds some threshold (2 GB?)
|
Core Graveyard
|
Plug-ins
|
nobody
|
RESO
|
WONT
|
2022-05-16
|
1300075
|
|
[a11y] Element.innerHTML is Extremity slow. Sometimes, browser gets unresponsive state.
|
Core
|
Disability Access AP
|
nobody
|
RESO
|
WORK
|
2024-06-04
|
1322352
|
|
Incorrect word wrapping when using pseudo elements
|
Core
|
Layout: Text and Fon
|
nobody
|
RESO
|
DUPL
|
2019-04-25
|
1326394
|
|
URL.host does not work correctly for custom protocol URLs
|
Core
|
Networking
|
nobody
|
RESO
|
FIXE
|
2024-01-26
|
1346375
|
|
[meta] Support requireInteraction (requires Toolkit::Notifications and Alerts and platform support)
|
Core
|
DOM: Push Subscripti
|
nobody
|
RESO
|
FIXE
|
2024-02-19
|
1364443
|
|
[APZ] Scrolling inside elements from three.js is ignored and instead it scrolls the whole page
|
Core
|
Panning and Zooming
|
nobody
|
RESO
|
WORK
|
2021-10-11
|
1376819
|
|
Land JIT Hardening Constant Blinding
|
Core
|
JavaScript Engine: J
|
nobody
|
RESO
|
WONT
|
2024-03-20
|
1391740
|
|
The native browser focus outline is not displayed in some elements in Firefox for windows
|
Core
|
Layout
|
nobody
|
RESO
|
INVA
|
2019-10-23
|
1393102
|
|
[meta] Support elastic overscroll effect (rubberbanding) on Windows
|
Core
|
Panning and Zooming
|
nobody
|
RESO
|
FIXE
|
2023-05-09
|
1407202
|
|
[Meta] Desktop Progressive Web App Support
|
Firefox
|
General
|
nobody
|
RESO
|
WONT
|
2024-07-09
|
1425419
|
|
Popup blocker does not allow `window.open` calls that happen after Promise resolution
|
Core
|
DOM: Core & HTML
|
nobody
|
RESO
|
WORK
|
2019-03-13
|
1434366
|
|
left border missing in calendar at feuerwehr-eisolzried.de
|
Core
|
Layout: Tables
|
nobody
|
RESO
|
FIXE
|
2024-06-07
|
1452735
|
|
Unable to decode particular PNG file
|
Core
|
Graphics: ImageLib
|
nobody
|
RESO
|
DUPL
|
2020-05-07
|
1456574
|
|
Superscript emoji in Reddit are funky. Unsure if it's firefox or reddit's fault.
|
Web Compatibility
|
Site Reports
|
nobody
|
RESO
|
FIXE
|
2019-02-15
|
1462916
|
|
Navigating to a fragment scrolls to wrong position with writing-mode: vertical-rl
|
Core
|
Layout: Block and In
|
nobody
|
RESO
|
DUPL
|
2019-03-13
|
1464626
|
|
Youtube video Fullscreen mode turn to normal mode unexpectedly
|
Core
|
DOM: Core & HTML
|
nobody
|
RESO
|
WORK
|
2019-03-13
|
1468151
|
|
New windows opened while in full-screen mode, an empty area appears at the bottom of the window instead of the task bar
|
Core
|
Widget: Win32
|
nobody
|
RESO
|
FIXE
|
2024-01-04
|
1469748
|
|
[Alt] + [Enter] should start search on new tab even if having IME composition string on address bar
|
Firefox
|
Address Bar
|
nobody
|
RESO
|
WORK
|
2022-01-27
|
1470968
|
|
Selection doesn't work properly in nested contenteditables
|
Core
|
DOM: Selection
|
nobody
|
RESO
|
DUPL
|
2020-07-13
|
1471233
|
|
No menu bar video shown when in fullscreen via context menu
|
Core
|
Audio/Video: Playbac
|
nobody
|
RESO
|
WORK
|
2019-10-23
|
1473803
|
|
Table borders vanish when deleting rows
|
Core
|
Layout: Tables
|
nobody
|
RESO
|
INAC
|
2018-10-24
|
1478654
|
|
Disabled date input has a clear button
|
Core
|
Layout: Form Control
|
nobody
|
RESO
|
WORK
|
2023-05-12
|
1481140
|
|
Firefox 61.0.1 (64 Bit) does not record correct file modification time and date in OneDrive
|
Web Compatibility
|
Site Reports
|
nobody
|
RESO
|
WORK
|
2022-08-01
|
1486289
|
|
print page to PDF does not print entire page
|
Core
|
Printing: Output
|
nobody
|
RESO
|
WORK
|
2020-05-13
|
1501774
|
|
click event not firing when element gets `will-change: transform` (frame reconstruct) between mousedown and mouseup
|
Core
|
Layout
|
nobody
|
RESO
|
DUPL
|
2018-11-04
|
1503798
|
|
Text flickering several times during page loading.
|
Core
|
Graphics: Text
|
nobody
|
RESO
|
INCO
|
2022-01-28
|
1504580
|
|
Website not showing correctly with Firefox
|
Core
|
Layout: Images, Vide
|
nobody
|
RESO
|
WORK
|
2018-12-31
|
1528030
|
|
Overflow text breaks out of CSS Grid cells
|
Core
|
Layout: Grid
|
nobody
|
RESO
|
INVA
|
2019-02-25
|
1528687
|
|
PDF annotations not properly rendered in integrated PDF viewer
|
Firefox
|
PDF Viewer
|
nobody
|
RESO
|
DUPL
|
2020-10-14
|
1531774
|
|
Video does not fire mousedown/mouseup/click events when controls are enabled
|
Toolkit
|
Video/Audio Controls
|
nobody
|
RESO
|
WONT
|
2020-11-10
|
1532749
|
|
[Direct3D 11 (Advanced Layers)] Loading a website causes an insane spike in RAM (15GB) even with a clean profile, when it works fine on other browsers
|
Core
|
Graphics: Layers
|
nobody
|
RESO
|
FIXE
|
2022-03-02
|
1539668
|
|
Keys don't work in Flash Player after right-clicking
|
Core Graveyard
|
Plug-ins
|
nobody
|
RESO
|
WONT
|
2022-05-16
|
1552419
|
|
preventDefault does not work on keydown when "space bar" is pressed
|
Core
|
DOM: UI Events & Foc
|
nobody
|
RESO
|
DUPL
|
2020-01-27
|
1558148
|
|
CSS Transitions of Left and Right Properties (on a Pseudo ::after Element) aren't shown correctly
|
Core
|
Graphics: Layers
|
nobody
|
RESO
|
WORK
|
2024-03-27
|
1559083
|
|
Ctrl backspace on an autofilled url doesn't remove the autofilled part
|
Firefox
|
Address Bar
|
nobody
|
RESO
|
DUPL
|
2023-01-23
|
1586221
|
|
Feature Request: Add the possibility of annotating PDFs in the built-in viewer
|
Firefox
|
PDF Viewer
|
nobody
|
RESO
|
DUPL
|
2022-08-01
|
1606822
|
|
Add FLAC to webm
|
Core
|
Audio/Video: Playbac
|
nobody
|
RESO
|
DUPL
|
2022-02-07
|
1611351
|
|
Support elastic overscroll (rubberbanding) on Windows
|
Core
|
Panning and Zooming
|
nobody
|
RESO
|
DUPL
|
2020-09-21
|
1615147
|
|
Performance issues on https://macofalltrades.com
|
Core
|
DOM: Events
|
nobody
|
RESO
|
WORK
|
2022-08-10
|
1616500
|
|
Video image gets stuck immediately after start playback with certain video
|
Core
|
Audio/Video: Playbac
|
nobody
|
RESO
|
INCO
|
2023-03-15
|
1618756
|
|
sherdog.com has a memory leak
|
Core
|
Performance
|
nobody
|
RESO
|
INAC
|
2022-08-08
|
1624061
|
|
Consider joining intersecting outlines of inlines that span multiple lines.
|
Core
|
Web Painting
|
nobody
|
RESO
|
DUPL
|
2020-03-22
|
1637627
|
|
Relative position (and transforms) should be taken into account when calculating overflow areas
|
Core
|
Layout
|
nobody
|
RESO
|
INVA
|
2020-05-14
|
1640271
|
|
Cmd/Ctrl + touchpad scroll zooms page text in Firefox, but not Chrome, Edge, IE11, or Safari
|
Core
|
Panning and Zooming
|
nobody
|
RESO
|
DUPL
|
2022-07-28
|
1644370
|
|
CSS grid with combination of CSS position sticky at the bottom and overflow auto hides last element
|
Core
|
Layout: Grid
|
nobody
|
RESO
|
DUPL
|
2022-03-06
|
1790537
|
|
Video stops playback
|
Core
|
Audio/Video: Playbac
|
nobody
|
RESO
|
WORK
|
2023-05-26
|
1331390
|
|
Over scrolling when mouse down on scrollbar if smooth scroll is enabled
|
Core
|
Layout
|
rzvncj
|
RESO
|
FIXE
|
2023-08-31
|
1728741
|
|
navigator.hardwareConcurrency capped at 16
|
Core
|
DOM: Core & HTML
|
smaug
|
RESO
|
FIXE
|
2024-02-19
|
1530178
|
|
[Web Audio API] copyFromChannel/copyToChannel error occurs
|
Core
|
Web Audio
|
valentin.millet39
|
RESO
|
FIXE
|
2019-05-07
|
1342800
|
|
SVG invalid scaling inside IFrame due to ignored width/height
|
Core
|
SVG
|
violet.bugreport
|
RESO
|
FIXE
|
2019-05-21
|
1370646
|
|
Font would not be scaled
|
Core
|
SVG
|
violet.bugreport
|
RESO
|
FIXE
|
2019-04-11
|
1527863
|
|
<video> with controls attribute doesn't show proper UI with specific white-space style
|
Toolkit
|
Video/Audio Controls
|
weinjared+bmo
|
RESO
|
FIXE
|
2019-03-28
|
1652945
|
|
Add AV1 hardware decoding support
|
Core
|
Audio/Video: Playbac
|
Zaggy1024
|
RESO
|
FIXE
|
2022-10-28
|
1809094
|
|
Implement tab.autoDiscardable property
|
WebExtensions
|
General
|
gregp
|
RESO
|
FIXE
|
2023-07-17
|
1263150
|
|
Adding support for MPEG-DASH
|
Core
|
Audio/Video: Playbac
|
nobody
|
RESO
|
WONT
|
2024-07-06
|
1291179
|
|
The html datalist search not working like chrome?
|
Core
|
DOM: Core & HTML
|
nobody
|
RESO
|
WORK
|
2019-08-28
|
1398566
|
|
cannot search words that contain dot from Address bar
|
Firefox
|
Address Bar
|
nobody
|
RESO
|
WORK
|
2020-11-04
|
1245751
|
|
Allow href attribute without xlink on SVG elements
|
Core
|
SVG
|
boris.chiou
|
RESO
|
FIXE
|
2018-08-30
|
1760658
|
|
Height does not grow to fit content, on element with aspect-ratio and explicit width, when element has display:flex or grid
|
Core
|
Layout
|
boris.chiou
|
RESO
|
FIXE
|
2022-05-16
|
1446175
|
|
Some portrait videos play rotated in landscape
|
Core
|
Audio/Video: Playbac
|
brycebugemail
|
RESO
|
INVA
|
2018-04-09
|
371787
|
|
Support the 'letter-spacing' and 'word-spacing' properties in SVG
|
Core
|
SVG
|
cam
|
RESO
|
FIXE
|
2020-05-11
|
312971
|
|
Support :read-only and :read-write pseudoclasses (unprefix)
|
Core
|
CSS Parsing and Comp
|
emilio
|
RESO
|
FIXE
|
2020-07-09
|
390936
|
|
Implement Internet Explorer zoom property for css
|
Core
|
CSS Parsing and Comp
|
emilio
|
RESO
|
FIXE
|
2024-07-04
|
941356
|
|
drag image not correctly created when parent has css transform
|
Core
|
DOM: Copy & Paste an
|
emilio
|
RESO
|
FIXE
|
2022-07-04
|
1498632
|
|
Input date and time does not respect CSS rules for cursor
|
Core
|
Layout: Form Control
|
emilio
|
RESO
|
FIXE
|
2018-10-14
|
1814980
|
|
Consider increasing or removing MAX_OMNIBOX_RESULT_COUNT
|
Firefox
|
Address Bar
|
gregp
|
RESO
|
FIXE
|
2023-03-14
|
1564022
|
|
Implement Swipe-to-navigate on Windows
|
Core
|
Widget: Win32
|
hikezoe.birchill
|
RESO
|
DUPL
|
2023-11-15
|
1706864
|
|
chardetng not running on .in TLD is a problem for legacy Japanese generic TLD usage of .in
|
Core
|
Internationalization
|
hsivonen
|
RESO
|
FIXE
|
2021-05-05
|
1448762
|
|
Certain mp4 could not be decoded in new Firefox, while plays fine in ESR 52
|
Core
|
Audio/Video: Playbac
|
jya-moz
|
RESO
|
FIXE
|
2019-01-10
|
1468917
|
|
When the ATOK2016 candidate window pops up, it flickers if browser in maximized size mode
|
Core
|
Widget: Win32
|
masayuki
|
RESO
|
FIXE
|
2018-07-07
|
1588763
|
|
[Meta] Custom elements: implement Custom state pseudo class
|
Core
|
DOM: Core & HTML
|
mozilla
|
RESO
|
FIXE
|
2024-05-28
|
528661
|
|
Heuristics to block reflected XSS via X-XSS-Protection HTTP header
|
Core
|
Security
|
nobody
|
RESO
|
WONT
|
2019-08-22
|
621651
|
|
SVG: Converting between percentages and length units uses the outer <svg> viewBox even when lengths are relative to objectBoundingBox
|
Core
|
SVG
|
nobody
|
RESO
|
FIXE
|
2023-11-21
|
649948
|
|
Checkboxes and radios become very aliased when resized to a large size
|
Core
|
Layout: Form Control
|
nobody
|
RESO
|
DUPL
|
2021-04-01
|
729824
|
|
Land JIT hardening nop insertion
|
Core
|
JavaScript Engine
|
nobody
|
RESO
|
WONT
|
2018-05-28
|
739043
|
|
Can't fill fillable PDF forms with PDF Viewer
|
Firefox
|
PDF Viewer
|
nobody
|
RESO
|
DUPL
|
2020-11-30
|
854213
|
|
In SVG event handlers, give access to the event via both 'evt' and 'event'
|
Core
|
SVG
|
nobody
|
RESO
|
WONT
|
2023-07-04
|
986926
|
|
MP3-files with sampling rate of 22050Hz is not played at all when in a MP4-container
|
Core
|
Audio/Video: Playbac
|
nobody
|
RESO
|
FIXE
|
2021-08-31
|
1141098
|
|
Foreignobjects are displayed over other SVG elements even if those are defined later.
|
Core
|
SVG
|
nobody
|
RESO
|
WORK
|
2019-06-06
|
1260054
|
|
Text and the scroll bar are not displayed with writing-mode: vertical-rl
|
Core
|
Layout
|
nobody
|
RESO
|
FIXE
|
2019-10-14
|
1266172
|
|
Firefox should no longer remove background images in Windows high contrast mode
|
Core
|
Layout
|
nobody
|
RESO
|
FIXE
|
2020-02-19
|
1275498
|
|
Date.parse('1-1-2012') returns NaN in Firefox but 1325404800000 in Chrome, Edge, and IE11
|
Core
|
JavaScript: Standard
|
nobody
|
RESO
|
DUPL
|
2023-10-12
|
1307693
|
|
overflow-y: auto scrollbar drawn over content
|
Core
|
Layout: Block and In
|
nobody
|
RESO
|
DUPL
|
2020-11-18
|
1438868
|
|
[meta] Roll out Control Flow Guard process-wide
|
Core
|
Security
|
nobody
|
RESO
|
FIXE
|
2021-01-08
|
1446041
|
|
Abort on double free conditions in Release in mozjemalloc
|
Core
|
Memory Allocator
|
nobody
|
RESO
|
DUPL
|
2018-03-15
|
1446403
|
|
Consider a DOM Garbage Collector
|
Core
|
DOM: Core & HTML
|
nobody
|
RESO
|
WORK
|
2019-05-16
|
1462908
|
|
[CORS] Custom font from CSS within parent folder subfolder isn't loaded in local
|
Core
|
DOM: Security
|
nobody
|
RESO
|
DUPL
|
2018-05-22
|
1464059
|
|
Firefox rejects Github's cert for tom--.github.io
|
Core
|
Security: PSM
|
nobody
|
RESO
|
DUPL
|
2018-05-24
|
1468906
|
|
Mouse wheel Image zoom does not work on Google Photos
|
Core
|
Layout: Images, Vide
|
nobody
|
RESO
|
WORK
|
2019-01-28
|
1469548
|
|
Label with tabindex is not focus-able with elem.focus()
|
Core
|
DOM: Core & HTML
|
nobody
|
RESO
|
DUPL
|
2018-07-01
|
1469939
|
|
Svg element does not support passing of 'event' data for 'onmousemove' event. Instead throws ReferenceError: event is not defined
|
Core
|
SVG
|
nobody
|
RESO
|
DUPL
|
2018-06-22
|
1472194
|
|
Mysterious createImageBitmap(blob) error in our PWA in Firefox only
|
Core
|
Graphics: Canvas2D
|
nobody
|
RESO
|
WORK
|
2019-08-21
|
1473809
|
|
Some PDFs are displayed without text
|
Firefox
|
PDF Viewer
|
nobody
|
RESO
|
FIXE
|
2018-07-15
|
1475639
|
|
Number.toPrecision returns a wrong value for precision > 17
|
Core
|
JavaScript Engine
|
nobody
|
RESO
|
INVA
|
2018-08-30
|
1479974
|
|
Firefox not finding images in HTML image source path
|
Core
|
DOM: Security
|
nobody
|
RESO
|
INVA
|
2018-09-12
|
1483479
|
|
Firefox is only browser witzhout ability to run exe from temp directory
|
Firefox
|
File Handling
|
nobody
|
RESO
|
DUPL
|
2018-08-15
|
1501230
|
|
history back not respect no-cache
|
Core
|
DOM: Navigation
|
nobody
|
RESO
|
DUPL
|
2018-10-25
|
1508715
|
|
svg text and textpath require line separator
|
Core
|
SVG
|
nobody
|
RESO
|
INVA
|
2018-11-20
|
1516550
|
|
CSS :focus with filter property requires to click twice a select before getting drop down options
|
Core
|
Layout: Form Control
|
nobody
|
RESO
|
DUPL
|
2018-12-27
|
1523935
|
|
Regression: Incorrect result from CSS function max(..., env(...))
|
Core
|
CSS Parsing and Comp
|
nobody
|
RESO
|
INVA
|
2019-01-31
|
1524575
|
|
<del> shows no line-through due to children's inline-flex
|
Core
|
Layout
|
nobody
|
RESO
|
INVA
|
2019-02-02
|
1526035
|
|
Placing a link with a click handler inside a button
|
Core
|
DOM: Events
|
nobody
|
RESO
|
DUPL
|
2019-02-07
|
1526227
|
|
Firefox reporting GIF87a images as corrupted
|
Core
|
Graphics: ImageLib
|
nobody
|
RESO
|
DUPL
|
2019-02-08
|
1526961
|
|
Unable to set CSS in High contrast mode
|
Core
|
CSS Parsing and Comp
|
nobody
|
RESO
|
DUPL
|
2019-02-11
|
1527596
|
|
Feitian BioPass FIDO2 unsupported
|
Core
|
DOM: Web Authenticat
|
nobody
|
RESO
|
DUPL
|
2019-02-14
|
1535733
|
|
Thai character does not render using custom font
|
Core
|
Layout: Text and Fon
|
nobody
|
RESO
|
INVA
|
2019-04-01
|
1542483
|
|
When input type is number then focusin and focusout events fire automatically without any invocation
|
Core
|
DOM: Events
|
nobody
|
RESO
|
DUPL
|
2019-10-23
|
1550507
|
|
Sticky position ignored on elements within fixed position parent
|
Core
|
Layout
|
nobody
|
RESO
|
DUPL
|
2019-06-24
|
1552498
|
|
"Install as Web App" functionality (Feature Request)
|
Firefox
|
General
|
nobody
|
RESO
|
DUPL
|
2019-05-17
|
1568707
|
|
File name (and extension) of file to download is parsed too strictly from Content-Disposition: attachment; filename=... header value, meaning file extension goes missing
|
Core
|
Networking
|
nobody
|
RESO
|
DUPL
|
2019-08-14
|
1617480
|
|
x265 videos won't play, x264 10bit shows error, high/high422/high444 won't play
|
Core
|
Audio/Video: Playbac
|
nobody
|
RESO
|
DUPL
|
2021-10-27
|
1643988
|
|
Unable to get to the taskbar with mouse in full screen even if another browser window on top in present that is not full screen
|
Core
|
DOM: UI Events & Foc
|
nobody
|
RESO
|
DUPL
|
2022-06-15
|
1644556
|
|
webconf.numerique.gouv.fr tells that my browser deteriorates the conference quality
|
Core
|
WebRTC
|
nobody
|
RESO
|
DUPL
|
2020-07-01
|
1647009
|
|
Investigate Windows segment heap memory implementation to reduce memory usage
|
Core
|
Memory Allocator
|
nobody
|
RESO
|
DUPL
|
2020-07-20
|
1653646
|
|
PDF Highlighter (Highlight PDFs and allow save)
|
Firefox
|
PDF Viewer
|
nobody
|
RESO
|
DUPL
|
2022-01-31
|
1660708
|
|
Scrolling does not occur on pop-up articles at paper.newsday.com (if you have a touchscreen display on Windows), due to the site using non-standard/not-supported "onmousewheel" event handler without testing for support
|
Web Compatibility
|
Site Reports
|
nobody
|
RESO
|
INCO
|
2022-06-27
|
1684605
|
|
Implement @property at-rule
|
Core
|
CSS Parsing and Comp
|
nobody
|
RESO
|
DUPL
|
2023-10-12
|
1691115
|
|
Media control interface doesn't show artist on CBC Music Playlists
|
Core
|
Audio/Video: Playbac
|
nobody
|
RESO
|
DUPL
|
2022-05-03
|
1735593
|
|
Image Maps BROKEN in latest release version - JPG graphics black or black striped
|
Core
|
Web Painting
|
nobody
|
RESO
|
DUPL
|
2021-10-20
|
1737438
|
|
Support value 'custom' for prefers-contrast media feature
|
Core
|
CSS Parsing and Comp
|
nobody
|
RESO
|
DUPL
|
2022-04-10
|
1760752
|
|
www.ibiden.co.jp page does not display properly
|
Web Compatibility
|
Site Reports
|
nobody
|
RESO
|
WORK
|
2023-01-12
|
1783778
|
|
Unconstrained memory use from Google Pixel 6a website
|
Web Compatibility
|
Site Reports
|
nobody
|
RESO
|
DUPL
|
2022-08-25
|
1796824
|
|
Icons in <option> of <select> are only visible after selection
|
Core
|
Layout: Text and Fon
|
nobody
|
RESO
|
DUPL
|
2022-10-22
|
1813366
|
|
Firefox merges multiple spaces into single space in filename when saving files
|
Firefox
|
File Handling
|
nobody
|
RESO
|
DUPL
|
2023-02-28
|
1814789
|
|
Support Element.ariaExpanded
|
Core
|
Disability Access AP
|
nobody
|
RESO
|
DUPL
|
2023-02-02
|
1860910
|
|
Enable encryptionScheme in MediaKeySystemMediaCapability
|
Core
|
DOM: Core & HTML
|
nobody
|
RESO
|
DUPL
|
2024-05-27
|
1447993
|
|
after ff update, anchors inside our slider stopped working.
|
Core
|
DOM: Events
|
smaug
|
RESO
|
FIXE
|
2018-04-13
|
1225900
|
|
Browser not responsive on localized https://support.microsoft.com/
|
Core
|
JavaScript Engine
|
winter2718
|
RESO
|
WORK
|
2021-02-01
|
1549915
|
|
Youtube AV1 video glitch(block noise)
|
Core
|
Audio/Video: Playbac
|
achronop
|
VERI
|
FIXE
|
2022-01-10
|
1412333
|
|
[Linux] Screen share selection on dual monitors - only "entire screen" option available
|
Core
|
WebRTC: Audio/Video
|
apehrson
|
VERI
|
FIXE
|
2023-06-14
|
1482825
|
|
mousemove event is not triggered when in a scrollbar
|
Core
|
DOM: Events
|
botond
|
VERI
|
FIXE
|
2018-09-17
|
1398567
|
|
Can't search for b/c because the awesomebar doesn't provide a search action
|
Firefox
|
Address Bar
|
mak
|
VERI
|
FIXE
|
2020-06-30
|
1436906
|
|
Page scrolled to bottom on load (or pageshow)
|
Core
|
DOM: Selection
|
masayuki
|
VERI
|
FIXE
|
2019-02-25
|
1522455
|
|
multi-line text selection is displayed over a sticky header
|
Core
|
Web Painting
|
matt.woodrow
|
VERI
|
FIXE
|
2019-06-25
|
1294490
|
|
Implement WebP image support
|
Core
|
Graphics: ImageLib
|
aosmond
|
VERI
|
FIXE
|
2022-05-08
|
1265208
|
|
URL cut from address bar is not restored when switching between tabs.
|
Firefox
|
Address Bar
|
daisuke
|
VERI
|
FIXE
|
2021-06-21
|
1605889
|
|
Reset address bar scroll position on blur to show LTR origins
|
Firefox
|
Address Bar
|
mak
|
VERI
|
FIXE
|
2020-02-11
|
1513920
|
|
Regression: SVG symbol element content can't be animated with CSS
|
Core
|
SVG
|
emilio
|
VERI
|
FIXE
|
2018-12-20
|
1600536
|
|
user-select: initial/auto on input works incorrectly
|
Core
|
DOM: Selection
|
emilio
|
VERI
|
FIXE
|
2020-01-30
|
1754298
|
|
Select options starting with whitespace are not selectable with keyboard navigation
|
Core
|
DOM: Forms
|
jjaschke
|
VERI
|
FIXE
|
2022-10-13
|
1469730
|
|
window.open popup is blocked from microtask
|
Core
|
DOM: Core & HTML
|
nobody
|
VERI
|
DUPL
|
2019-03-13
|
1502062
|
|
[win 10] exiting fullscreen not respecting original window position
|
Core
|
Widget: Win32
|
nobody
|
VERI
|
FIXE
|
2019-03-18
|
1791083
|
|
Hover state not reset after going back history
|
Core
|
DOM: UI Events & Foc
|
sefeng
|
VERI
|
FIXE
|
2023-01-10
|