← Back

Firefox

firefox

Vendor: Mozilla • 3,184 CVEs

CVEs (3,184)

CVE
VENDORS
PRODUCTS
UPDATED
PUBLISHED
CVSS
1Mozilla
1Firefox
May 6, 2026
Sep 24, 2015
N/A· v4
N/A· v3
9.3 HIGH· v2
Mozilla Firefox before 41.0 allows remote attackers to bypass certain ECMAScript 5 (aka ES5) API protection mechanisms and modify immutable properties, and consequently execute arbitrary JavaScript code with chrome privi...Show more
Mozilla Firefox before 41.0 allows remote attackers to bypass certain ECMAScript 5 (aka ES5) API protection mechanisms and modify immutable properties, and consequently execute arbitrary JavaScript code with chrome privileges, via a crafted web page that does not use ES5 APIs.Show less
1Mozilla
1Firefox
May 6, 2026
Sep 24, 2015
N/A· v4
N/A· v3
6.4 MEDIUM· v2
gfx/2d/DataSurfaceHelpers.cpp in Mozilla Firefox before 41.0 on Linux improperly attempts to use the Cairo library with 32-bit color-depth surface creation followed by 16-bit color-depth surface display, which allows rem...Show more
gfx/2d/DataSurfaceHelpers.cpp in Mozilla Firefox before 41.0 on Linux improperly attempts to use the Cairo library with 32-bit color-depth surface creation followed by 16-bit color-depth surface display, which allows remote attackers to obtain sensitive information from process memory or cause a denial of service (out-of-bounds read) by using a CANVAS element to trigger 2D rendering.Show less
1Mozilla
1Firefox
May 6, 2026
Sep 24, 2015
N/A· v4
N/A· v3
6.8 MEDIUM· v2
Heap-based buffer overflow in the nestegg_track_codec_data function in Mozilla Firefox before 41.0 and Firefox ESR 38.x before 38.3 allows remote attackers to execute arbitrary code via a crafted header in a WebM video.
1Mozilla
1Firefox
May 6, 2026
Sep 24, 2015
N/A· v4
N/A· v3
6.8 MEDIUM· v2
Race condition in the WorkerPrivate::NotifyFeatures function in Mozilla Firefox before 41.0 allows remote attackers to execute arbitrary code or cause a denial of service (use-after-free and application crash) by leverag...Show more
Race condition in the WorkerPrivate::NotifyFeatures function in Mozilla Firefox before 41.0 allows remote attackers to execute arbitrary code or cause a denial of service (use-after-free and application crash) by leveraging improper interaction between shared workers and the IndexedDB implementation.Show less
1Mozilla
1Firefox
May 6, 2026
Sep 24, 2015
N/A· v4
N/A· v3
7.5 HIGH· v2
Use-after-free vulnerability in the HTMLVideoElement interface in Mozilla Firefox before 41.0 and Firefox ESR 38.x before 38.3 allows remote attackers to execute arbitrary code via crafted JavaScript code that modifies t...Show more
Use-after-free vulnerability in the HTMLVideoElement interface in Mozilla Firefox before 41.0 and Firefox ESR 38.x before 38.3 allows remote attackers to execute arbitrary code via crafted JavaScript code that modifies the URI table of a media element, aka ZDI-CAN-3176.Show less
1Mozilla
1Firefox
May 6, 2026
Sep 24, 2015
N/A· v4
N/A· v3
2.6 LOW· v2
Mozilla Firefox before 41.0, when reader mode is enabled, allows remote attackers to spoof the relationship between address-bar URLs and web content via a crafted web site.
1Mozilla
1Firefox
May 6, 2026
Sep 24, 2015
N/A· v4
N/A· v3
5.1 MEDIUM· v2
The SavedStacks class in the JavaScript implementation in Mozilla Firefox before 41.0, when the Debugger API is enabled, allows remote attackers to cause a denial of service (getSlotRef assertion failure and application...Show more
The SavedStacks class in the JavaScript implementation in Mozilla Firefox before 41.0, when the Debugger API is enabled, allows remote attackers to cause a denial of service (getSlotRef assertion failure and application exit) or possibly execute arbitrary code via a crafted web site.Show less
1Mozilla
1Firefox
May 6, 2026
Sep 24, 2015
N/A· v4
N/A· v3
6.8 MEDIUM· v2
Buffer overflow in the vp9_init_context_buffers function in libvpx, as used in Mozilla Firefox before 41.0 and Firefox ESR 38.x before 38.3, allows remote attackers to execute arbitrary code via a crafted VP9 file.
1Mozilla
1Firefox
May 6, 2026
Sep 24, 2015
N/A· v4
N/A· v3
6.6 MEDIUM· v2
updater.exe in Mozilla Firefox before 41.0 and Firefox ESR 38.x before 38.3 on Windows allows local users to write to arbitrary files by conducting a junction attack and waiting for an update operation by the Mozilla Mai...Show more
updater.exe in Mozilla Firefox before 41.0 and Firefox ESR 38.x before 38.3 on Windows allows local users to write to arbitrary files by conducting a junction attack and waiting for an update operation by the Mozilla Maintenance Service.Show less
1Mozilla
1Firefox
May 6, 2026
Sep 24, 2015
N/A· v4
N/A· v3
6.4 MEDIUM· v2
The lut_inverse_interp16 function in the QCMS library in Mozilla Firefox before 41.0 allows remote attackers to obtain sensitive information or cause a denial of service (buffer over-read and application crash) via craft...Show more
The lut_inverse_interp16 function in the QCMS library in Mozilla Firefox before 41.0 allows remote attackers to obtain sensitive information or cause a denial of service (buffer over-read and application crash) via crafted attributes in the ICC 4 profile of an image.Show less
1Mozilla
1Firefox
May 6, 2026
Sep 24, 2015
N/A· v4
N/A· v3
5.0 MEDIUM· v2
The TCP Socket API implementation in Mozilla Firefox before 41.0 mishandles array boundaries that were established with a navigator.mozTCPSocket.open method call and send method calls, which allows remote TCP servers to...Show more
The TCP Socket API implementation in Mozilla Firefox before 41.0 mishandles array boundaries that were established with a navigator.mozTCPSocket.open method call and send method calls, which allows remote TCP servers to obtain sensitive information from process memory by reading packet data, as demonstrated by availability of this API in a Firefox OS application.Show less
1Mozilla
1Firefox
May 6, 2026
Sep 24, 2015
N/A· v4
N/A· v3
4.3 MEDIUM· v2
js/src/proxy/Proxy.cpp in Mozilla Firefox before 41.0 mishandles certain receiver arguments, which allows remote attackers to bypass intended window access restrictions via a crafted web site.
1Mozilla
1Firefox
May 6, 2026
Sep 24, 2015
N/A· v4
N/A· v3
7.5 HIGH· v2
Multiple unspecified vulnerabilities in the browser engine in Mozilla Firefox before 41.0 allow remote attackers to cause a denial of service (memory corruption and application crash) or possibly execute arbitrary code v...Show more
Multiple unspecified vulnerabilities in the browser engine in Mozilla Firefox before 41.0 allow remote attackers to cause a denial of service (memory corruption and application crash) or possibly execute arbitrary code via unknown vectors.Show less
1Mozilla
1Firefox
May 6, 2026
Sep 24, 2015
N/A· v4
N/A· v3
7.5 HIGH· v2
Multiple unspecified vulnerabilities in the browser engine in Mozilla Firefox before 41.0 and Firefox ESR 38.x before 38.3 allow remote attackers to cause a denial of service (memory corruption and application crash) or...Show more
Multiple unspecified vulnerabilities in the browser engine in Mozilla Firefox before 41.0 and Firefox ESR 38.x before 38.3 allow remote attackers to cause a denial of service (memory corruption and application crash) or possibly execute arbitrary code via unknown vectors.Show less
1Mozilla
1Firefox
May 6, 2026
Sep 24, 2015
N/A· v4
N/A· v3
4.3 MEDIUM· v2
Mozilla Firefox before 41.0 on Android allows user-assisted remote attackers to spoof address-bar attributes by leveraging lack of navigation after a paste of a URL with a nonstandard scheme, as demonstrated by spoofing...Show more
Mozilla Firefox before 41.0 on Android allows user-assisted remote attackers to spoof address-bar attributes by leveraging lack of navigation after a paste of a URL with a nonstandard scheme, as demonstrated by spoofing an SSL attribute.Show less
1Mozilla
1Firefox
May 6, 2026
Aug 29, 2015
N/A· v4
N/A· v3
7.5 HIGH· v2
The add-on installation feature in Mozilla Firefox before 40.0.3 and Firefox ESR 38.x before 38.2.1 allows remote attackers to bypass an intended user-confirmation requirement by constructing a crafted data: URL and trig...Show more
The add-on installation feature in Mozilla Firefox before 40.0.3 and Firefox ESR 38.x before 38.2.1 allows remote attackers to bypass an intended user-confirmation requirement by constructing a crafted data: URL and triggering navigation to an arbitrary http: or https: URL at a certain early point in the installation process.Show less
1Mozilla
1Firefox
May 6, 2026
Aug 29, 2015
N/A· v4
N/A· v3
10.0 HIGH· v2
Use-after-free vulnerability in the CanvasRenderingContext2D implementation in Mozilla Firefox before 40.0.3 and Firefox ESR 38.x before 38.2.1 allows remote attackers to execute arbitrary code by leveraging improper int...Show more
Use-after-free vulnerability in the CanvasRenderingContext2D implementation in Mozilla Firefox before 40.0.3 and Firefox ESR 38.x before 38.2.1 allows remote attackers to execute arbitrary code by leveraging improper interaction between resize events and changes to Cascading Style Sheets (CSS) token sequences for a CANVAS element.Show less
2Mozilla
Oracle
2Firefox
Solaris
May 6, 2026
Aug 16, 2015
N/A· v4
N/A· v3
9.3 HIGH· v2
Multiple integer overflows in libstagefright in Mozilla Firefox before 38.0 allow remote attackers to execute arbitrary code via crafted sample metadata in an MPEG-4 video file, a related issue to CVE-2015-1538.
4Canonical
MozillaOpensuse+1 more
4Firefox
OpensuseSolaris+1 more
May 6, 2026
Aug 16, 2015
N/A· v4
N/A· v3
9.3 HIGH· v2
Heap-based buffer overflow in the stagefright::ESDS::parseESDescriptor function in libstagefright in Mozilla Firefox before 40.0 and Firefox ESR 38.x before 38.2 allows remote attackers to execute arbitrary code via an i...Show more
Heap-based buffer overflow in the stagefright::ESDS::parseESDescriptor function in libstagefright in Mozilla Firefox before 40.0 and Firefox ESR 38.x before 38.2 allows remote attackers to execute arbitrary code via an invalid size field in an esds chunk in MPEG-4 video data, a related issue to CVE-2015-1539.Show less
4Canonical
MozillaOpensuse+1 more
4Firefox
OpensuseSolaris+1 more
May 6, 2026
Aug 16, 2015
N/A· v4
N/A· v3
7.5 HIGH· v2
Use-after-free vulnerability in the XMLHttpRequest::Open implementation in Mozilla Firefox before 40.0 and Firefox ESR 38.x before 38.2 might allow remote attackers to execute arbitrary code via a SharedWorker object tha...Show more
Use-after-free vulnerability in the XMLHttpRequest::Open implementation in Mozilla Firefox before 40.0 and Firefox ESR 38.x before 38.2 might allow remote attackers to execute arbitrary code via a SharedWorker object that makes recursive calls to the open method of an XMLHttpRequest object.Show less