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Vendor: Mozilla • 3,269 CVEs

CVEs (3,269)

CVE
VENDORS
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PUBLISHED
CVSS
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
MozillaOpensuse
3Firefox
OpensuseUbuntu Linux
May 6, 2026
Feb 25, 2015
N/A· v4
N/A· v3
5.0 MEDIUM· v2
Mozilla Firefox before 36.0 does not properly recognize the equivalence of domain names with and without a trailing . (dot) character, which allows man-in-the-middle attackers to bypass the HPKP and HSTS protection mecha...Show more
Mozilla Firefox before 36.0 does not properly recognize the equivalence of domain names with and without a trailing . (dot) character, which allows man-in-the-middle attackers to bypass the HPKP and HSTS protection mechanisms by constructing a URL with this character and leveraging access to an X.509 certificate for a domain with this character.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
3Canonical
MozillaOpensuse
3Firefox
OpensuseUbuntu Linux
May 6, 2026
Feb 25, 2015
N/A· v4
N/A· v3
5.0 MEDIUM· v2
The WebGL implementation in Mozilla Firefox before 36.0 does not properly allocate memory for copying an unspecified string to a shader's compilation log, which allows remote attackers to cause a denial of service (appli...Show more
The WebGL implementation in Mozilla Firefox before 36.0 does not properly allocate memory for copying an unspecified string to a shader's compilation log, which allows remote attackers to cause a denial of service (application crash) via crafted WebGL content.Show less
4Canonical
MozillaOpensuse+1 more
4Firefox
OpensuseSolaris+1 more
May 6, 2026
Feb 25, 2015
N/A· v4
N/A· v3
6.8 MEDIUM· v2
Buffer overflow in libstagefright in Mozilla Firefox before 36.0 allows remote attackers to execute arbitrary code via a crafted MP4 video that is improperly handled during playback.
3Mozilla
OpensuseOracle
3Firefox
OpensuseSolaris
May 6, 2026
Feb 25, 2015
N/A· v4
N/A· v3
6.8 MEDIUM· v2
Double free vulnerability in the nsXMLHttpRequest::GetResponse function in Mozilla Firefox before 36.0, when a nonstandard memory allocator is used, allows remote attackers to execute arbitrary code or cause a denial of...Show more
Double free vulnerability in the nsXMLHttpRequest::GetResponse function in Mozilla Firefox before 36.0, when a nonstandard memory allocator is used, allows remote attackers to execute arbitrary code or cause a denial of service (heap memory corruption) via crafted JavaScript code that makes an XMLHttpRequest call with zero bytes of data.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
3Canonical
MozillaOpensuse
3Firefox
OpensuseUbuntu Linux
May 6, 2026
Feb 25, 2015
N/A· v4
N/A· v3
6.8 MEDIUM· v2
The nsTransformedTextRun::SetCapitalization function in Mozilla Firefox before 36.0 allows remote attackers to execute arbitrary code or cause a denial of service (out-of-bounds read of heap memory) via a crafted Cascadi...Show more
The nsTransformedTextRun::SetCapitalization function in Mozilla Firefox before 36.0 allows remote attackers to execute arbitrary code or cause a denial of service (out-of-bounds read of heap memory) via a crafted Cascading Style Sheets (CSS) token sequence that triggers a restyle or reflow operation.Show less
3Canonical
MozillaOpensuse
3Firefox
OpensuseUbuntu Linux
May 6, 2026
Feb 25, 2015
N/A· v4
N/A· v3
4.3 MEDIUM· v2
Stack-based buffer underflow in the mozilla::MP3FrameParser::ParseBuffer function in Mozilla Firefox before 36.0 allows remote attackers to obtain sensitive information from process memory via a malformed MP3 file that i...Show more
Stack-based buffer underflow in the mozilla::MP3FrameParser::ParseBuffer function in Mozilla Firefox before 36.0 allows remote attackers to obtain sensitive information from process memory via a malformed MP3 file that improperly interacts with memory allocation during playback.Show less
3Canonical
MozillaOpensuse
3Firefox
OpensuseUbuntu Linux
May 6, 2026
Feb 25, 2015
N/A· v4
N/A· v3
5.0 MEDIUM· v2
The mozilla::layers::BufferTextureClient::AllocateForSurface function in Mozilla Firefox before 36.0 allows remote attackers to cause a denial of service (out-of-bounds write of zero values, and application crash) via ve...Show more
The mozilla::layers::BufferTextureClient::AllocateForSurface function in Mozilla Firefox before 36.0 allows remote attackers to cause a denial of service (out-of-bounds write of zero values, and application crash) via vectors that trigger use of DrawTarget and the Cairo library for image drawing.Show less
4Canonical
MozillaOpensuse+1 more
4Firefox
OpensuseOpentype Sanitiser+1 more
May 6, 2026
Feb 25, 2015
N/A· v4
N/A· v3
7.5 HIGH· v2
Multiple use-after-free vulnerabilities in OpenType Sanitiser, as used in Mozilla Firefox before 36.0, might allow remote attackers to trigger problematic Developer Console information or possibly have unspecified other...Show more
Multiple use-after-free vulnerabilities in OpenType Sanitiser, as used in Mozilla Firefox before 36.0, might allow remote attackers to trigger problematic Developer Console information or possibly have unspecified other impact by leveraging incorrect macro expansion, related to the ots::ots_gasp_parse function.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.
3Canonical
MozillaOpensuse
3Firefox
OpensuseUbuntu Linux
May 6, 2026
Feb 25, 2015
N/A· v4
N/A· v3
6.8 MEDIUM· v2
Mozilla Firefox before 36.0 allows user-assisted remote attackers to read arbitrary files or execute arbitrary JavaScript code with chrome privileges via a crafted web site that is accessed with unspecified mouse and key...Show more
Mozilla Firefox before 36.0 allows user-assisted remote attackers to read arbitrary files or execute arbitrary JavaScript code with chrome privileges via a crafted web site that is accessed with unspecified mouse and keyboard actions.Show less
3Canonical
MozillaOpensuse
3Firefox
OpensuseUbuntu Linux
May 6, 2026
Feb 25, 2015
N/A· v4
N/A· v3
2.6 LOW· v2
Mozilla Firefox before 36.0 does not properly restrict transitions of JavaScript objects from a non-extensible state to an extensible state, which allows remote attackers to bypass a Caja Compiler sandbox protection mech...Show more
Mozilla Firefox before 36.0 does not properly restrict transitions of JavaScript objects from a non-extensible state to an extensible state, which allows remote attackers to bypass a Caja Compiler sandbox protection mechanism or a Secure EcmaScript sandbox protection mechanism via a crafted web site.Show less
3Canonical
MozillaOpensuse
3Firefox
OpensuseUbuntu Linux
May 6, 2026
Feb 25, 2015
N/A· v4
N/A· v3
4.3 MEDIUM· v2
The UITour::onPageEvent function in Mozilla Firefox before 36.0 does not ensure that an API call originates from a foreground tab, which allows remote attackers to conduct spoofing and clickjacking attacks by leveraging...Show more
The UITour::onPageEvent function in Mozilla Firefox before 36.0 does not ensure that an API call originates from a foreground tab, which allows remote attackers to conduct spoofing and clickjacking attacks by leveraging access to a UI Tour web site.Show less
2Mozilla
Opensuse
2Firefox
Opensuse
May 6, 2026
Jan 14, 2015
N/A· v4
N/A· v3
7.1 HIGH· v2
Mozilla Firefox before 35.0 on Windows allows remote attackers to bypass the Gecko Media Plugin (GMP) sandbox protection mechanism by leveraging access to the GMP process, as demonstrated by the OpenH264 plugin's process...Show more
Mozilla Firefox before 35.0 on Windows allows remote attackers to bypass the Gecko Media Plugin (GMP) sandbox protection mechanism by leveraging access to the GMP process, as demonstrated by the OpenH264 plugin's process.Show less
2Mozilla
Opensuse
3Firefox
OpensuseSeamonkey
May 6, 2026
Jan 14, 2015
N/A· v4
N/A· v3
4.3 MEDIUM· v2
Mozilla Firefox before 35.0 and SeaMonkey before 2.32 do not consider the id-pkix-ocsp-nocheck extension in deciding whether to trust an OCSP responder, which makes it easier for remote attackers to obtain sensitive info...Show more
Mozilla Firefox before 35.0 and SeaMonkey before 2.32 do not consider the id-pkix-ocsp-nocheck extension in deciding whether to trust an OCSP responder, which makes it easier for remote attackers to obtain sensitive information by sniffing the network during a session in which there was an incorrect decision to accept a compromised and revoked certificate.Show less
1Mozilla
3Firefox
Firefox EsrSeamonkey
May 6, 2026
Jan 14, 2015
N/A· v4
N/A· v3
7.5 HIGH· v2
Use-after-free vulnerability in the WebRTC implementation in Mozilla Firefox before 35.0, Firefox ESR 31.x before 31.4, and SeaMonkey before 2.32 allows remote attackers to execute arbitrary code via crafted track data.
2Mozilla
Opensuse
3Firefox
OpensuseSeamonkey
May 6, 2026
Jan 14, 2015
N/A· v4
N/A· v3
5.0 MEDIUM· v2
The mozilla::dom::AudioParamTimeline::AudioNodeInputValue function in the Web Audio API implementation in Mozilla Firefox before 35.0 and SeaMonkey before 2.32 does not properly restrict timeline operations, which allows...Show more
The mozilla::dom::AudioParamTimeline::AudioNodeInputValue function in the Web Audio API implementation in Mozilla Firefox before 35.0 and SeaMonkey before 2.32 does not properly restrict timeline operations, which allows remote attackers to cause a denial of service (uninitialized-memory read and application crash) via crafted API calls.Show less
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