Mozilla Thunderbird vulnerabilities

CVE-2014-1574 [HIGH] CVE-2014-1574: Multiple unspecified vulnerabilities in the browser engine in Mozilla Firefox before 33.0, Firefox E Multiple unspecified vulnerabilities in the browser engine in Mozilla Firefox before 33.0, Firefox ESR 31.x before 31.2, and Thunderbird 31.x before 31.2 allow remote attackers to cause a denial of service (memory corruption and application crash) or possibly execute arbitrary code via unknown vectors.

CVE-2014-8634 [HIGH] CVE-2014-8634: Multiple unspecified vulnerabilities in the browser engine in Mozilla Firefox before 35.0, Firefox E 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.

CVE-2025-1938 [MEDIUM] CWE-787 CVE-2025-1938: Memory safety bugs present in Firefox 135, Thunderbird 135, Firefox ESR 128.7, and Thunderbird 128.7 Memory safety bugs present in Firefox 135, Thunderbird 135, Firefox ESR 128.7, and Thunderbird 128.7. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability was fixed in Firefox 136, Firefox ESR 128.8, Thunderbird 136, and Thunderb

CVE-2012-0459 [HIGH] CWE-264 CVE-2012-0459: The Cascading Style Sheets (CSS) implementation in Mozilla Firefox 4.x through 10.0, Firefox ESR 10. The Cascading Style Sheets (CSS) implementation in Mozilla Firefox 4.x through 10.0, Firefox ESR 10.x before 10.0.3, Thunderbird 5.0 through 10.0, Thunderbird ESR 10.x before 10.0.3, and SeaMonkey before 2.8 allows remote attackers to cause a denial of service (application crash) or possibly execute arbitrary code via dynamic modification of a keyframe

CVE-2008-2802 [HIGH] CWE-264 CVE-2008-2802: Mozilla Firefox before 2.0.0.15, Thunderbird 2.0.0.14 and earlier, and SeaMonkey before 1.1.10 allow Mozilla Firefox before 2.0.0.15, Thunderbird 2.0.0.14 and earlier, and SeaMonkey before 1.1.10 allow remote attackers to execute arbitrary code via an XUL document that includes a script from a chrome: URI that points to a fastload file, related to this file's "privilege level."

CVE-2016-1526 [HIGH] CWE-119 CVE-2016-1526: The TtfUtil:LocaLookup function in TtfUtil.cpp in Libgraphite in Graphite 2 1.2.4, as used in Mozill The TtfUtil:LocaLookup function in TtfUtil.cpp in Libgraphite in Graphite 2 1.2.4, as used in Mozilla Firefox before 43.0 and Firefox ESR 38.x before 38.6.1, incorrectly validates a size value, which allows remote attackers to obtain sensitive information or cause a denial of service (out-of-bounds read and application crash) via a crafted Graphite smar

CVE-2026-6763 [MEDIUM] CWE-693 CVE-2026-6763: Mitigation bypass in the File Handling component. This vulnerability was fixed in Firefox 150, Firef Mitigation bypass in the File Handling component. This vulnerability was fixed in Firefox 150, Firefox ESR 140.10, Thunderbird 150, and Thunderbird 140.10.

CVE-2010-1200 [CRITICAL] CVE-2010-1200: Multiple unspecified vulnerabilities in the browser engine in Mozilla Firefox 3.5.x before 3.5.10 an Multiple unspecified vulnerabilities in the browser engine in Mozilla Firefox 3.5.x before 3.5.10 and 3.6.x before 3.6.4, Thunderbird before 3.0.5, and SeaMonkey before 2.0.5 allow remote attackers to cause a denial of service (memory corruption and application crash) or possibly execute arbitrary code via unknown vectors.

CVE-2015-7205 [CRITICAL] CVE-2015-7205: Integer underflow in the RTPReceiverVideo::ParseRtpPacket function in Mozilla Firefox before 43 Integer underflow in the RTPReceiverVideo::ParseRtpPacket function in Mozilla Firefox before 43.0 and Firefox ESR 38.x before 38.5 might allow remote attackers to obtain sensitive information, cause a denial of service, or possibly have unspecified other impact by triggering a crafted WebRTC RTP packet.

CVE-2011-3652 [CRITICAL] CWE-119 CVE-2011-3652: The browser engine in Mozilla Firefox before 8.0 and Thunderbird before 8.0 does not properly alloca The browser engine in Mozilla Firefox before 8.0 and Thunderbird before 8.0 does not properly allocate memory, which allows remote attackers to cause a denial of service (memory corruption and application crash) or possibly execute arbitrary code via unspecified vectors.

CVE-2007-2868 [CRITICAL] CWE-94 CVE-2007-2868: Multiple vulnerabilities in the JavaScript engine for Mozilla Firefox 1.5.x before 1.5.0.12 and 2.x Multiple vulnerabilities in the JavaScript engine for Mozilla Firefox 1.5.x before 1.5.0.12 and 2.x before 2.0.0.4, Thunderbird 1.5.x before 1.5.0.12 and 2.x before 2.0.0.4, and SeaMonkey 1.0.9 and 1.1.2 allow remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via vectors that trigger memory corruption.

CVE-2010-1202 [CRITICAL] CVE-2010-1202: Multiple unspecified vulnerabilities in the JavaScript engine in Mozilla Firefox 3.5.x before 3.5.10 Multiple unspecified vulnerabilities in the JavaScript engine in Mozilla Firefox 3.5.x before 3.5.10 and 3.6.x before 3.6.4, Thunderbird before 3.0.5, and SeaMonkey before 2.0.5 allow remote attackers to cause a denial of service (memory corruption and application crash) or possibly execute arbitrary code via unknown vectors.

CVE-2005-0399 [MEDIUM] CVE-2005-0399: Heap-based buffer overflow in GIF2.cpp in Firefox before 1.0.2, Mozilla before to 1.7.6, and Thunder Heap-based buffer overflow in GIF2.cpp in Firefox before 1.0.2, Mozilla before to 1.7.6, and Thunderbird before 1.0.2, and possibly other applications that use the same library, allows remote attackers to execute arbitrary code via a GIF image with a crafted Netscape extension 2 block and buffer size.

CVE-2010-0173 [CRITICAL] CVE-2010-0173: Multiple unspecified vulnerabilities in the browser engine in Mozilla Firefox before 3.5.9 and 3.6.x Multiple unspecified vulnerabilities in the browser engine in Mozilla Firefox before 3.5.9 and 3.6.x before 3.6.2, Thunderbird before 3.0.4, and SeaMonkey before 2.0.4 allow remote attackers to cause a denial of service (memory corruption and application crash) or possibly execute arbitrary code via unknown vectors.

CVE-2012-0452 [HIGH] CWE-399 CVE-2012-0452: Use-after-free vulnerability in Mozilla Firefox 10.x before 10.0.1, Thunderbird 10.x before 10.0.1, Use-after-free vulnerability in Mozilla Firefox 10.x before 10.0.1, Thunderbird 10.x before 10.0.1, and SeaMonkey 2.7 allows remote attackers to cause a denial of service (application crash) or possibly execute arbitrary code via vectors that trigger failure of an nsXBLDocumentInfo::ReadPrototypeBindings function call, related to the cycle collector's ac

CVE-2008-1233 [MEDIUM] CWE-94 CVE-2008-1233: Unspecified vulnerability in Mozilla Firefox before 2.0.0.13, Thunderbird before 2.0.0.13, and SeaMo Unspecified vulnerability in Mozilla Firefox before 2.0.0.13, Thunderbird before 2.0.0.13, and SeaMonkey before 1.1.9 allows remote attackers to execute arbitrary code via "XPCNativeWrapper pollution."

CVE-2009-2210 [CRITICAL] CVE-2009-2210: Mozilla Thunderbird before 2.0.0.22 and SeaMonkey before 1.1.17 allow remote attackers to cause a de Mozilla Thunderbird before 2.0.0.22 and SeaMonkey before 1.1.17 allow remote attackers to cause a denial of service (application crash) or possibly execute arbitrary code via a multipart/alternative e-mail message containing a text/enhanced part that triggers access to an incorrect object type.

CVE-2008-3835 [HIGH] CWE-264 CVE-2008-3835: The nsXMLDocument::OnChannelRedirect function in Mozilla Firefox before 2.0.0.17, Thunderbird before The nsXMLDocument::OnChannelRedirect function in Mozilla Firefox before 2.0.0.17, Thunderbird before 2.0.0.17, and SeaMonkey before 1.1.12 allows remote attackers to bypass the Same Origin Policy and execute arbitrary JavaScript code via unknown vectors.

CVE-2017-7755 [HIGH] CWE-426 CVE-2017-7755: The Firefox installer on Windows can be made to load malicious DLL files stored in the same director The Firefox installer on Windows can be made to load malicious DLL files stored in the same directory as the installer when it is run. This allows privileged execution if the installer is run with elevated privileges. Note: This attack only affects Windows operating systems. Other operating systems are unaffected. This vulnerability affects Firefox < 54

CVE-2017-5406 [HIGH] CWE-119 CVE-2017-5406: A segmentation fault can occur in the Skia graphics library during some canvas operations due to iss A segmentation fault can occur in the Skia graphics library during some canvas operations due to issues with mask/clip intersection and empty masks. This vulnerability affects Firefox < 52 and Thunderbird < 52.