← Back

Thunderbird

thunderbird

Vendor: Mozilla • 1,729 CVEs

CVEs (1,729)

CVE
VENDORS
PRODUCTS
UPDATED
PUBLISHED
CVSS
1Mozilla
2Firefox
Thunderbird
May 6, 2026
Apr 1, 2015
N/A· v4
N/A· v3
7.5 HIGH· v2
Multiple unspecified vulnerabilities in the browser engine in Mozilla Firefox before 37.0, Firefox ESR 31.x before 31.6, and Thunderbird before 31.6 allow remote attackers to cause a denial of service (memory corruption...Show more
Multiple unspecified vulnerabilities in the browser engine in Mozilla Firefox before 37.0, Firefox ESR 31.x before 31.6, and Thunderbird before 31.6 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
2Firefox
Thunderbird
May 6, 2026
Apr 1, 2015
N/A· v4
N/A· v3
5.1 MEDIUM· v2
Use-after-free vulnerability in the AppendElements function in Mozilla Firefox before 37.0, Firefox ESR 31.x before 31.6, and Thunderbird before 31.6 on Linux, when the Fluendo MP3 plugin for GStreamer is used, allows re...Show more
Use-after-free vulnerability in the AppendElements function in Mozilla Firefox before 37.0, Firefox ESR 31.x before 31.6, and Thunderbird before 31.6 on Linux, when the Fluendo MP3 plugin for GStreamer is used, allows remote attackers to execute arbitrary code or cause a denial of service (heap memory corruption) via a crafted MP3 file.Show less
1Mozilla
3Firefox
Firefox EsrThunderbird
May 6, 2026
Apr 1, 2015
N/A· v4
N/A· v3
6.8 MEDIUM· v2
The navigator.sendBeacon implementation in Mozilla Firefox before 37.0, Firefox ESR 31.x before 31.6, and Thunderbird before 31.6 processes HTTP 30x status codes for redirects after a preflight request has occurred, whic...Show more
The navigator.sendBeacon implementation in Mozilla Firefox before 37.0, Firefox ESR 31.x before 31.6, and Thunderbird before 31.6 processes HTTP 30x status codes for redirects after a preflight request has occurred, which allows remote attackers to bypass intended CORS access-control checks and conduct cross-site request forgery (CSRF) attacks via a crafted web site, a similar issue to CVE-2014-8638.Show less
1Mozilla
3Firefox
Firefox EsrThunderbird
May 6, 2026
Apr 1, 2015
N/A· v4
N/A· v3
7.5 HIGH· v2
Mozilla Firefox before 37.0, Firefox ESR 31.x before 31.6, and Thunderbird before 31.6 allow remote attackers to bypass the Same Origin Policy and execute arbitrary JavaScript code with chrome privileges via vectors invo...Show more
Mozilla Firefox before 37.0, Firefox ESR 31.x before 31.6, and Thunderbird before 31.6 allow remote attackers to bypass the Same Origin Policy and execute arbitrary JavaScript code with chrome privileges via vectors involving anchor navigation, a similar issue to CVE-2015-0818.Show less
1Mozilla
3Firefox
Firefox EsrThunderbird
May 6, 2026
Feb 25, 2015
N/A· v4
N/A· v3
7.5 HIGH· v2
Multiple unspecified vulnerabilities in the browser engine in Mozilla Firefox before 36.0, Firefox ESR 31.x before 31.5, and Thunderbird before 31.5 allow remote attackers to cause a denial of service (memory corruption...Show more
Multiple unspecified vulnerabilities in the browser engine in Mozilla Firefox before 36.0, Firefox ESR 31.x before 31.5, and Thunderbird before 31.5 allow remote attackers to cause a denial of service (memory corruption and application crash) or possibly execute arbitrary code via unknown vectors.Show less
2Mozilla
Opensuse
5Evergreen
FirefoxFirefox Esr+2 more
May 6, 2026
Feb 25, 2015
N/A· v4
N/A· v3
6.9 MEDIUM· v2
Multiple untrusted search path vulnerabilities in updater.exe in Mozilla Firefox before 36.0, Firefox ESR 31.x before 31.5, and Thunderbird before 31.5 on Windows, when the Maintenance Service is not used, allow local us...Show more
Multiple untrusted search path vulnerabilities in updater.exe in Mozilla Firefox before 36.0, Firefox ESR 31.x before 31.5, and Thunderbird before 31.5 on Windows, when the Maintenance Service is not used, allow local users to gain privileges via a Trojan horse DLL in (1) the current working directory or (2) a temporary directory, as demonstrated by bcrypt.dll.Show less
3Canonical
MozillaRedhat
5Enterprise Linux
FirefoxFirefox Esr+2 more
May 6, 2026
Feb 25, 2015
N/A· v4
N/A· v3
6.8 MEDIUM· v2
Use-after-free vulnerability in the mozilla::dom::IndexedDB::IDBObjectStore::CreateIndex function in Mozilla Firefox before 36.0, Firefox ESR 31.x before 31.5, and Thunderbird before 31.5 allows remote attackers to execu...Show more
Use-after-free vulnerability in the mozilla::dom::IndexedDB::IDBObjectStore::CreateIndex function in Mozilla Firefox before 36.0, Firefox ESR 31.x before 31.5, and Thunderbird before 31.5 allows remote attackers to execute arbitrary code or cause a denial of service (heap memory corruption) via crafted content that is improperly handled during IndexedDB index creation.Show less
1Mozilla
3Firefox
Firefox EsrThunderbird
May 6, 2026
Feb 25, 2015
N/A· v4
N/A· v3
4.3 MEDIUM· v2
Heap-based buffer overflow in the mozilla::gfx::CopyRect function in Mozilla Firefox before 36.0, Firefox ESR 31.x before 31.5, and Thunderbird before 31.5 allows remote attackers to obtain sensitive information from uni...Show more
Heap-based buffer overflow in the mozilla::gfx::CopyRect function in Mozilla Firefox before 36.0, Firefox ESR 31.x before 31.5, and Thunderbird before 31.5 allows remote attackers to obtain sensitive information from uninitialized process memory via a malformed SVG graphic.Show less
1Mozilla
3Firefox
Firefox EsrThunderbird
May 6, 2026
Feb 25, 2015
N/A· v4
N/A· v3
4.3 MEDIUM· v2
The Form Autocompletion feature in Mozilla Firefox before 36.0, Firefox ESR 31.x before 31.5, and Thunderbird before 31.5 allows remote attackers to read arbitrary files via crafted JavaScript code.
1Mozilla
4Firefox
Firefox EsrSeamonkey+1 more
May 6, 2026
Jan 14, 2015
N/A· v4
N/A· v3
6.8 MEDIUM· v2
Mozilla Firefox before 35.0, Firefox ESR 31.x before 31.4, Thunderbird before 31.4, and SeaMonkey before 2.32 do not properly interpret Set-Cookie headers within responses that have a 407 (aka Proxy Authentication Requir...Show more
Mozilla Firefox before 35.0, Firefox ESR 31.x before 31.4, Thunderbird before 31.4, and SeaMonkey before 2.32 do not properly interpret Set-Cookie headers within responses that have a 407 (aka Proxy Authentication Required) status code, which allows remote HTTP proxy servers to conduct session fixation attacks by providing a cookie name that corresponds to the session cookie of the origin server.Show less
1Mozilla
4Firefox
Firefox EsrSeamonkey+1 more
May 6, 2026
Jan 14, 2015
N/A· v4
N/A· v3
6.8 MEDIUM· v2
The navigator.sendBeacon implementation in Mozilla Firefox before 35.0, Firefox ESR 31.x before 31.4, Thunderbird before 31.4, and SeaMonkey before 2.32 omits the CORS Origin header, which allows remote attackers to bypa...Show more
The navigator.sendBeacon implementation in Mozilla Firefox before 35.0, Firefox ESR 31.x before 31.4, Thunderbird before 31.4, and SeaMonkey before 2.32 omits the CORS Origin header, which allows remote attackers to bypass intended CORS access-control checks and conduct cross-site request forgery (CSRF) attacks via a crafted web site.Show less
1Mozilla
4Firefox
Firefox EsrSeamonkey+1 more
May 6, 2026
Jan 14, 2015
N/A· v4
N/A· v3
7.5 HIGH· v2
Multiple unspecified vulnerabilities in the browser engine in Mozilla Firefox before 35.0, Firefox ESR 31.x before 31.4, Thunderbird before 31.4, and SeaMonkey before 2.32 allow remote attackers to cause a denial of serv...Show more
Multiple unspecified vulnerabilities in the browser engine in Mozilla Firefox before 35.0, Firefox ESR 31.x before 31.4, Thunderbird before 31.4, and SeaMonkey before 2.32 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
3Firefox
Firefox EsrThunderbird
May 6, 2026
Dec 11, 2014
N/A· v4
N/A· v3
2.1 LOW· v2
Mozilla Firefox before 34.0, Firefox ESR 31.x before 31.3, and Thunderbird before 31.3 on Apple OS X 10.10 omit a CoreGraphics disable-logging action that is needed by jemalloc-based applications, which allows local user...Show more
Mozilla Firefox before 34.0, Firefox ESR 31.x before 31.3, and Thunderbird before 31.3 on Apple OS X 10.10 omit a CoreGraphics disable-logging action that is needed by jemalloc-based applications, which allows local users to obtain sensitive information by reading /tmp files, as demonstrated by credential information.Show less
1Mozilla
3Firefox
SeamonkeyThunderbird
May 6, 2026
Dec 11, 2014
N/A· v4
N/A· v3
6.8 MEDIUM· v2
Mozilla Firefox before 34.0, Firefox ESR 31.x before 31.3, Thunderbird before 31.3, and SeaMonkey before 2.31 might allow remote attackers to execute arbitrary code by leveraging an incorrect cast from the BasicThebesLay...Show more
Mozilla Firefox before 34.0, Firefox ESR 31.x before 31.3, Thunderbird before 31.3, and SeaMonkey before 2.31 might allow remote attackers to execute arbitrary code by leveraging an incorrect cast from the BasicThebesLayer data type to the BasicContainerLayer data type.Show less
1Mozilla
3Firefox
SeamonkeyThunderbird
May 6, 2026
Dec 11, 2014
N/A· v4
N/A· v3
6.8 MEDIUM· v2
Stack-based buffer overflow in the mozilla::FileBlockCache::Read function in Mozilla Firefox before 34.0, Firefox ESR 31.x before 31.3, Thunderbird before 31.3, and SeaMonkey before 2.31 allows remote attackers to execut...Show more
Stack-based buffer overflow in the mozilla::FileBlockCache::Read function in Mozilla Firefox before 34.0, Firefox ESR 31.x before 31.3, Thunderbird before 31.3, and SeaMonkey before 2.31 allows remote attackers to execute arbitrary code via crafted media content.Show less
1Mozilla
3Firefox
SeamonkeyThunderbird
May 6, 2026
Dec 11, 2014
N/A· v4
N/A· v3
6.8 MEDIUM· v2
Use-after-free vulnerability in the nsHtml5TreeOperation function in xul.dll in Mozilla Firefox before 34.0, Firefox ESR 31.x before 31.3, Thunderbird before 31.3, and SeaMonkey before 2.31 allows remote attackers to exe...Show more
Use-after-free vulnerability in the nsHtml5TreeOperation function in xul.dll in Mozilla Firefox before 34.0, Firefox ESR 31.x before 31.3, Thunderbird before 31.3, and SeaMonkey before 2.31 allows remote attackers to execute arbitrary code by adding a second root element to an HTML5 document during parsing.Show less
1Mozilla
3Firefox
SeamonkeyThunderbird
May 6, 2026
Dec 11, 2014
N/A· v4
N/A· v3
4.3 MEDIUM· v2
The XMLHttpRequest.prototype.send method in Mozilla Firefox before 34.0, Firefox ESR 31.x before 31.3, Thunderbird before 31.3, and SeaMonkey before 2.31 allows remote attackers to cause a denial of service (application...Show more
The XMLHttpRequest.prototype.send method in Mozilla Firefox before 34.0, Firefox ESR 31.x before 31.3, Thunderbird before 31.3, and SeaMonkey before 2.31 allows remote attackers to cause a denial of service (application crash) via a crafted JavaScript object.Show less
1Mozilla
3Firefox
SeamonkeyThunderbird
May 6, 2026
Dec 11, 2014
N/A· v4
N/A· v3
6.8 MEDIUM· v2
Multiple unspecified vulnerabilities in the browser engine in Mozilla Firefox before 34.0, Firefox ESR 31.x before 31.3, Thunderbird before 31.3, and SeaMonkey before 2.31 allow remote attackers to cause a denial of serv...Show more
Multiple unspecified vulnerabilities in the browser engine in Mozilla Firefox before 34.0, Firefox ESR 31.x before 31.3, Thunderbird before 31.3, and SeaMonkey before 2.31 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
2Firefox
Thunderbird
May 6, 2026
Oct 15, 2014
N/A· v4
N/A· v3
5.0 MEDIUM· v2
content/base/src/nsDocument.cpp in Mozilla Firefox before 33.0, Firefox ESR 31.x before 31.2, and Thunderbird 31.x before 31.2 does not consider whether WebRTC video sharing is occurring, which allows remote attackers to...Show more
content/base/src/nsDocument.cpp in Mozilla Firefox before 33.0, Firefox ESR 31.x before 31.2, and Thunderbird 31.x before 31.2 does not consider whether WebRTC video sharing is occurring, which allows remote attackers to obtain sensitive information from the local camera in certain IFRAME situations by maintaining a session after the user temporarily navigates away.Show less
1Mozilla
2Firefox
Thunderbird
May 6, 2026
Oct 15, 2014
N/A· v4
N/A· v3
5.0 MEDIUM· v2
The WebRTC video-sharing feature in dom/media/MediaManager.cpp in Mozilla Firefox before 33.0, Firefox ESR 31.x before 31.2, and Thunderbird 31.x before 31.2 does not properly recognize Stop Sharing actions for videos in...Show more
The WebRTC video-sharing feature in dom/media/MediaManager.cpp in Mozilla Firefox before 33.0, Firefox ESR 31.x before 31.2, and Thunderbird 31.x before 31.2 does not properly recognize Stop Sharing actions for videos in IFRAME elements, which allows remote attackers to obtain sensitive information from the local camera by maintaining a session after the user tries to discontinue streaming.Show less