| 2022656 |
Implement lastWindowClose trigger |
[omc] NoName_Sprint_2026 |
VERIFIED |
FIXED |
| 2028900 |
Crash in [@ stackoverflow | style::values::specified::calc::impl$10::parse::closure$0::closure$3] |
|
RESOLVED |
DUPLICATE |
| 2037923 |
Crash in [@ shutdownhang | mozilla::scache::StartupCache::GetBuffer] |
|
RESOLVED |
FIXED |
| 2039575 |
Crash in [@ CanAttachDOMCall] on Raptor Lake CPUs |
|
RESOLVED |
FIXED |
| 2042339 |
[LNA] Enable LNA Restrictions for Websockets |
[necko-triaged] |
RESOLVED |
FIXED |
| 2044985 |
Crash in [@ _cairo_mutex_initialize] via WindowsDllInterceptor |
|
NEW |
|
| 2045149 |
Hit MOZ_CRASH(RLBox crash: range has overflowed sandbox bounds) at /builds/worker/workspace/obj-build/dist/include/mozilla/rlbox/rlbox_helpers.hpp:28 |
|
RESOLVED |
FIXED |
| 2045635 |
Validate more fields around docshell load state |
|
RESOLVED |
FIXED |
| 2046129 |
Only show the "Change wallpaper" menu item when on the Homepage |
[fxdroid][group5] |
VERIFIED |
FIXED |
| 2046911 |
[Wayland] Second D&D fails - only one wl_data_device is supported by compositors |
|
RESOLVED |
FIXED |
| 2046945 |
Widgets doesn't match UI locale after switching language from settings |
|
VERIFIED |
FIXED |
| 2047584 |
BM-int | repackages Log parsing failed. Unable to generate failure summary. |
|
RESOLVED |
WONTFIX |
| 2047588 |
Permanent builds/worker/checkouts/gecko/mobile/android/geckoview/src/main/java/org/mozilla/geckoview/GeckoRuntimeSettings.java:2405:3 | Deprecated method should be removed. Expected removal version: 153 < current version: 154 (GV10) |
|
RESOLVED |
FIXED |
| 2047791 |
Perma [tier 2] /connection-allowlist/tentative/webtransport-dedicated-worker.https.sub.window.html | Same-origin WebTransport from a dedicated worker succeeds. - assert_true: WebTransport to web-platform.test should succeed. expected |single tracking bug |
[collect_confirm_failure] |
RESOLVED |
FIXED |
| 2047850 |
Printing via system print dialog no longer works on Mac |
|
RESOLVED |
FIXED |
| 2047865 |
GTK file picker doesn't have Open/Save as default action in Firefox 152.0 (enter key doesn't work, no warning when overwriting duplicate files) |
|
RESOLVED |
FIXED |
| 2047983 |
Update fluent strings for Settings pane headers that use message references |
[recomp] |
VERIFIED |
FIXED |
| 2048326 |
pushapk tasks are continually resolving with claim expired |
|
RESOLVED |
FIXED |
| 2048336 |
Make show/hide of Smart Window first run onboarding screen nimbus configurable |
[aidisc] |
RESOLVED |
FIXED |
| 2048383 |
"Manage payment methods" list empty when a saved card has no expiration date |
[fxcm-settings-redesign] |
VERIFIED |
FIXED |
| 2048392 |
Crash in [@ mozilla::net::nsHttpTransaction::ParseLineSegment] |
[necko-triaged] |
RESOLVED |
FIXED |
| 2048410 |
Perma 'mach static-analysis autotest mach static-analysis autotest --intree-tool' did not run successfully. Please check log for errors. |
|
RESOLVED |
FIXED |
| 2048455 |
Remove or update metrics expiring at the end of Firefox 154: networking.local_network_access before Gecko switches to version 155 on 2026-07-20 |
[metric-expiry-alert] |
RESOLVED |
FIXED |
| 2048457 |
Remove or update metrics expiring at the end of Firefox 154: networking.local_network_access_connection before Gecko switches to version 155 on 2026-07-20 |
[metric-expiry-alert] |
RESOLVED |
FIXED |
| 2048459 |
Remove or update metrics expiring at the end of Firefox 154: networking.local_network_access_prompts_shown before Gecko switches to version 155 on 2026-07-20 |
[metric-expiry-alert] |
RESOLVED |
FIXED |
| 2048461 |
Remove or update metrics expiring at the end of Firefox 154: nimbus_qa_prefs.* before Gecko switches to version 155 on 2026-07-20 |
[metric-expiry-alert] |
RESOLVED |
FIXED |
| 2048463 |
Remove or update metrics expiring at the end of Firefox 154: pwmgr.doorhanger_submitted_* before Gecko switches to version 155 on 2026-07-20 |
[metric-expiry-alert] |
RESOLVED |
FIXED |
| 2048464 |
Remove or update metrics expiring at the end of Firefox 154: web_notification.show_safe_browsing_block before Gecko switches to version 155 on 2026-07-20 |
[metric-expiry-alert] |
RESOLVED |
FIXED |
| 2048465 |
Remove or update metrics expiring at the end of Firefox 154: os.environment.desktop_entry_exists before Gecko switches to version 155 on 2026-07-20 |
[metric-expiry-alert] |
RESOLVED |
FIXED |
| 2048608 |
Perma TEST-UNEXPECTED-FAIL | layout/inspector/tests/test_getComputationSteps.html | Got expected steps for "sibling-index()" on <li> - got "(0)[]", expected "(2)['sibling-index()', '1']" when Gecko 154 merges to Beta on 2026-07-20 |
|
VERIFIED |
FIXED |
| 2048617 |
Perma TEST-UNEXPECTED-FAIL | /webrtc-stats/supported-stats.https.html | inbound-rtp's qpSum - assert_true: Is qpSum present expected true got false when Gecko 154 merges to Beta on 2026-07-20 |
|
RESOLVED |
FIXED |
| 2048804 |
Regression involving revert-layer, linear-gradient, custom properties |
|
RESOLVED |
FIXED |
| 2048851 |
Crash in [@ mozilla::ipc::FatalError | mozilla::ipc::IProtocol::HandleFatalError | mozilla::ipc::IProtocol::FatalError | nsDocShellLoadState::nsDocShellLoadState] |
|
RESOLVED |
FIXED |
| 2048953 |
Perma TEST-UNEXPECTED-FAIL | /svg/styling/css-linked-parameters/img-with-linked-parameters-1.html | Testing http://web-platform.test:8000/svg/styling/css-linked-parameters/img-with-linked-parameters-1.html when Gecko 154 merges to Beta on 2026-07-20 |
|
VERIFIED |
FIXED |
| 2048959 |
Perma TEST-UNEXPECTED-FAIL | layout/style/test/test_value_cloning.html | serialization should be nonempty for -webkit-clip-path: ellipse(closest-corner farthest-corner) - didn't expect "", but got it when Gecko 154 merges to Beta on 2026-07-20 |
|
RESOLVED |
FIXED |
| 2048967 |
browser_ml_native.js leaves an intentional-crash minidump behind, causing PROCESS-CRASH failures at high frequency with the profiler enabled |
|
RESOLVED |
FIXED |
| 2049102 |
Perma devtools/client/shared/test/browser_outputparser.js | CSS property correctly parsed for "color: alpha(from red / calc(alpha * 0.5))" - Got "alpha(from red / calc(alpha * 0.5))", expected "<span data-color= when Gecko 154 merges to Beta on 2026-07-20 |
|
VERIFIED |
FIXED |
| 2049845 |
Firefox 152.0.2 extreme memory usage and complete freeze on startup (regression from 152.0.1) |
|
VERIFIED |
FIXED |
| 2050000 |
Social media trackers are not blocked in the normal window if Tracking content is set to all windows with the new settings redesign |
|
VERIFIED |
FIXED |
| 2050090 |
Crash in [@ java.lang.IllegalStateException: at mozilla.components.service.nimbus.messaging.NimbusMessagingStorage.createMessagingHelper(NimbusMessagingStorage.kt:48)] |
|
RESOLVED |
FIXED |
| 2050179 |
Perma TEST-UNEXPECTED-TIMEOUT | /webrtc/RTCPeerConnection-videoDetectorTest.html | Signal detector detects track change within reasonable time - Test timed out when Gecko 154 merges to Beta on 2026-07-20 |
|
VERIFIED |
FIXED |
| 2050913 |
Perma TEST-UNEXPECTED-PASS | /css/css-page/monolithic-overflow-032-print.tentative.html | Testing http://web-platform.test:8000/css/css-page/monolithic-overflow-032-print.tentative.html == http://web when Gecko 154 merges to Beta on 2026-07-20 |
|
VERIFIED |
FIXED |
| 2051033 |
Perma /html/canvas/element/manual/imagebitmap/createImageBitmap-serializable.html | Unhandled rejection when Gecko 154 merges to Beta on 2026-07-20 |
|
VERIFIED |
FIXED |
| 2051041 |
Downloads being deleted when "Remove from download history" option selected |
[fxdroid][group4] |
VERIFIED |
FIXED |
| 2051132 |
Perma Android /connection-allowlist/tentative/webtransport-dedicated-worker.https.sub.window.html | Cross-origin same-site WebTransport (www) from a dedicated worker is blocked. - Test timed out - when Gecko 154 merges to Beta on 2026-07-20 |
|
RESOLVED |
FIXED |
| 2051612 |
Perma TEST-UNEXPECTED-FAIL | dom/tests/mochitest/general/test_interfaces.html | CSSTranslate should be defined on window when Gecko 154 merges to Beta on 2026-07-20 |
|
VERIFIED |
FIXED |
| 2051625 |
Perma TEST-UNEXPECTED-FAIL | browser/components/search/test/browser/telemetry/browser_search_telemetry_domain_categorization_download_timer.js | This test exceeded the timeout threshold. It should be rewritten when Gecko 154 merges to Beta on 2026-07-20 |
[remote-settings] |
VERIFIED |
FIXED |
| 2051934 |
Perma Linux TEST-UNEXPECTED-FAIL | browser/components/shell/test/browser_headless_screenshot_3.js | Test timed out when Gecko 154 merges to Beta on 2026-07-20 |
[addons-jira] |
RESOLVED |
FIXED |
| 2051998 |
Perma TEST-UNEXPECTED-FAIL | browser/components/asrouter/tests/browser/browser_asrouter_targeting.js | check_backupsInfo - Should return structured backup info from when Gecko 154 merges to Beta on 2026-07-20 |
[fidedi-ope] |
VERIFIED |
FIXED |
| 2052011 |
about:config fails to load on Fenix due to inline JS being blocked by CSP |
|
RESOLVED |
FIXED |
| 2052146 |
The payment methods/addresses form fields are not previewed upon hovering an autocomplete dropdown entry |
[fxcm-nova] |
VERIFIED |
FIXED |
| 2052237 |
Bug 2044499 (Add HW support plumbing to RemoteDecoderModule::Supports) breaks geforcenow.com |
|
RESOLVED |
FIXED |
| 2052497 |
Restrict system principals in PBrowser::NewWindowGlobal to reftests in automation |
|
RESOLVED |
FIXED |
| 2052507 |
Perma browser/components/sidebar/tests/browser/browser_hide_sidebar.js | test_close_button_preserves_panel - Uncaught exception in test - TypeError: can't access property "updateComplete", panel is null - when Gecko 154 merges to Beta on 2026-07-20 |
[fidefe-sidebar] |
RESOLVED |
FIXED |
| 2052652 |
Perma TEST-UNEXPECTED-FAIL | browser/extensions/formautofill/test/browser/address/browser_address_autofill_nimbus.js | test_address_autofill_feature_disabled - Address autofill shouldn't be when Gecko 154 merges to Beta on 2026-07-20 |
|
VERIFIED |
FIXED |
| 2052706 |
Sidebar no longer interactive with mouse cursor in fullscreen mode (F11) due to auto-hide |
|
RESOLVED |
FIXED |
| 2052916 |
samsung galaxy store pushapk tasks broken due to API deprecation |
|
RESOLVED |
FIXED |
| 2053084 |
Perma browser/components/tabbrowser/test/browser/dragdrop/browser_drag_to_pin.js / browser_tab_splitview.js | uncaught rejection: can't access property "shadowRoot", this._pinnedTabsContainer is null when Gecko 154 merges to Beta on 2026-07-20 |
|
RESOLVED |
FIXED |
| 2053221 |
Support fire and forget for PIN_FIREFOX_TO_TASKBAR action |
|
VERIFIED |
FIXED |
| 2053223 |
Update styles for system-prompt-spotlight |
|
VERIFIED |
FIXED |
| 2053263 |
[HDR/Windows] Memory leak when playing HDR video |
|
RESOLVED |
FIXED |
| 2053432 |
LNA prompt does not show on Android 17 devices when ACCESS_LOCAL_NETWORK or NEARBY_DEVICES is not already granted |
[necko-triaged][necko-priority-queue] |
RESOLVED |
FIXED |
| 2053586 |
No audible sound after resuming playback on mirlo |
|
RESOLVED |
FIXED |
| 2053757 |
Perma TEST-UNEXPECTED-FAIL | /css/css-pseudo/input-element-pseudo-open.optional.html | CSS :open for <input type=color> - assert_true: Should match :open after opening the picker. expected true got false when Gecko 154 merges to Beta on 2026-07-20 |
|
VERIFIED |
FIXED |
| 2055122 |
Perma TEST-UNEXPECTED-FAIL | /css/selectors/media/sound-state.html | Test :muted matches .muted for content attribute default - assert_true: expected true got false when Gecko 154 merges to Beta on 2026-07-20 |
|
RESOLVED |
FIXED |
| 2055126 |
Perma toolkit/content/tests/widgets/test_videocontrols_muted_attr.html | after setAttribute('muted'): video.muted - got false, expected true when Gecko 154 merges to Beta on 2026-07-20 |
|
RESOLVED |
FIXED |
| 2055215 |
Cannot access local network ip addresses on Firefox Nightly for Android |
|
RESOLVED |
FIXED |
| 2055219 |
Perma /webrtc/RTCRtpSender-replaceTrack.https.html | ReplaceTrack transmits the new track not the old track - Test timed out when Gecko 154 merges to Beta on 2026-07-20 |
|
RESOLVED |
FIXED |
| 2055341 |
Update SmartWindow to use AboutNewTab TopSites API |
[aidisc] |
VERIFIED |
FIXED |
| 2055541 |
YouTube Audio/Video desync with Bluetooth devices when pausing or skipping |
|
VERIFIED |
FIXED |
| 2055821 |
Perma devtools <test> | Shutdown - leaked window until shutdown [url = chrome://extensions/content/dummy.xhtml] - when Gecko 154 merges to Beta on 2026-07-20 |
|
RESOLVED |
FIXED |
| 2055856 |
Don't run gfx sanitytest using a system principal chrome:// URL |
|
RESOLVED |
FIXED |
| 2056116 |
Crash in [@ sync15::bso::content::content_with_id_to_json] |
[fxcm-storage] |
REOPENED |
|
| 2056152 |
Revert the fix for bug 2033848 |
|
VERIFIED |
FIXED |
| 2056166 |
Crash in [@ java.lang.IllegalStateException: at android.os.Parcel.createExceptionOrNull(Parcel.java)] |
[fxdroid][android-activation-trust] |
VERIFIED |
FIXED |
| 2056444 |
MP4 video remains stuck loading when a Blob URL is created from a fetched ArrayBuffer |
|
VERIFIED |
FIXED |
| 2056462 |
Add launchOnLoginAllowedByPolicy targeting getter for launch-options eligibility |
|
VERIFIED |
FIXED |
| 2056707 |
support JEXL filter for whether a pref is locked |
[omc] |
VERIFIED |
FIXED |
| 2056836 |
Crash in [@ java.lang.IllegalArgumentException: at androidx.compose.ui.text.internal.InlineClassHelperKt.throwIllegalArgumentException(InlineClassHelper.kt:3)] |
[fxdroid][android-core] |
VERIFIED |
FIXED |
| 2056857 |
[Regression] in 153.0: Cannot open History sidebar (ctrl-H) when "Show Sidebar" is disabled in the settings |
[fidefe-sidebar] |
VERIFIED |
FIXED |
| 2057432 |
Crash in [@ sync15::engine::sync_engine::SyncEngine::wipe] |
[fxcm-storage] |
RESOLVED |
DUPLICATE |
| 2058594 |
optimize partial MAR operation order to minimize the chance of crashes |
|
RESOLVED |
FIXED |
| 2058915 |
Firefox Nightly crashes when signing out of Sync with the "Delete data" option checked |
[fxcm-storage] |
VERIFIED |
FIXED |
| 2059015 |
Revert partials to mbsdiff on beta |
|
RESOLVED |
FIXED |
| 2059483 |
Crash in [@ java.lang.IllegalStateException: at okio.Buffer$$ExternalSyntheticBUOutline4.m(R8$$SyntheticClass:3)] - BottomSheetDialogFragment.dismiss |
|
REOPENED |
|
| 2059647 |
Firefox freezes when deleting Browsing History |
|
VERIFIED |
FIXED |
| 2059897 |
Selection is not highlighted correctly in Address Bar |
|
VERIFIED |
FIXED |
| 2060342 |
3d-transformed text is missing/clipped |
|
RESOLVED |
FIXED |
| 2061017 |
Intermittent TV browser/components/aiwindow/ui/test/xpcshell/test_ChatStore.js | Test timed out; profile uploaded in profile_test_ChatStore.js.json |
[aiasst] |
RESOLVED |
FIXED |
| 2061026 |
History sidebar headers ("Today", "Yesterday", etc.) overflow beyond their container, instead of getting properly ellipsized |
[fidefe-sidebar] |
VERIFIED |
FIXED |
| 2061365 |
546.74 - 28.31% perf_reftest recompute-position-vertical-lr.html + 5 more (OSX, Windows) regression on Fri July 31 2026 |
|
RESOLVED |
FIXED |
| 2061633 |
Undo no longer works in the address bar |
[sng] |
ASSIGNED |
|
| 2061658 |
Check for Android ACCESS_LOCAL_NETWORK permission before attempting an LNA connection |
[necko-triaged][necko-priority-queue] |
VERIFIED |
FIXED |
| 2062742 |
Wrongly clipped borders in some buttons |
|
ASSIGNED |
|
| 2063312 |
Crash in [@ mozilla::layers::WebRenderAPZAnimationData::GetAnimationId] |
|
RESOLVED |
FIXED |
| 2063993 |
Disable Rust Storage for release build |
|
ASSIGNED |
|
| 2064507 |
When all normal and active tabs are selected for deletion, inactive tabs are deleted too |
[fxdroid] [group5] |
ASSIGNED |
|
| 2064648 |
crash service workers: mozilla::dom::OptionalServiceWorkerData::AssertSanity |
|
NEW |
|