Mozilla Firefox vulnerabilities

CVE-2008-2799 [CRITICAL] CWE-399 CVE-2008-2799: Multiple unspecified vulnerabilities in Mozilla Firefox before 2.0.0.15, Thunderbird 2.0.0.14 and ea Multiple unspecified vulnerabilities in Mozilla Firefox before 2.0.0.15, Thunderbird 2.0.0.14 and earlier, and SeaMonkey before 1.1.10 allow remote attackers to cause a denial of service (application crash) and possibly execute arbitrary code via unknown vectors related to the JavaScript engine.

CVE-2011-0075 [CRITICAL] CVE-2011-0075: Unspecified vulnerability in the browser engine in Mozilla Firefox 3.5.x before 3.5.19 and 3.6.x bef Unspecified vulnerability in the browser engine in Mozilla Firefox 3.5.x before 3.5.19 and 3.6.x before 3.6.17, Thunderbird before 3.1.10, and SeaMonkey before 2.0.14 allows remote attackers to cause a denial of service (memory corruption and application crash) or possibly execute arbitrary code via unknown vectors, a different vulnerability than CVE-2011-0

CVE-2011-0072 [CRITICAL] CVE-2011-0072: Unspecified vulnerability in the browser engine in Mozilla Firefox 3.5.x before 3.5.19 and 3.6.x bef Unspecified vulnerability in the browser engine in Mozilla Firefox 3.5.x before 3.5.19 and 3.6.x before 3.6.17, Thunderbird before 3.1.10, and SeaMonkey before 2.0.14 allows remote attackers to cause a denial of service (memory corruption and application crash) or possibly execute arbitrary code via unknown vectors, a different vulnerability than CVE-2011-0

CVE-2011-0077 [CRITICAL] CVE-2011-0077: Unspecified vulnerability in the browser engine in Mozilla Firefox 3.5.x before 3.5.19 and 3.6.x bef Unspecified vulnerability in the browser engine in Mozilla Firefox 3.5.x before 3.5.19 and 3.6.x before 3.6.17, Thunderbird before 3.1.10, and SeaMonkey before 2.0.14 allows remote attackers to cause a denial of service (memory corruption and application crash) or possibly execute arbitrary code via unknown vectors, a different vulnerability than CVE-2011-0

CVE-2011-0074 [CRITICAL] CVE-2011-0074: Unspecified vulnerability in the browser engine in Mozilla Firefox 3.5.x before 3.5.19 and 3.6.x bef Unspecified vulnerability in the browser engine in Mozilla Firefox 3.5.x before 3.5.19 and 3.6.x before 3.6.17, Thunderbird before 3.1.10, and SeaMonkey before 2.0.14 allows remote attackers to cause a denial of service (memory corruption and application crash) or possibly execute arbitrary code via unknown vectors, a different vulnerability than CVE-2011-0

CVE-2011-0078 [CRITICAL] CVE-2011-0078: Unspecified vulnerability in the browser engine in Mozilla Firefox 3.5.x before 3.5.19 and 3.6.x bef Unspecified vulnerability in the browser engine in Mozilla Firefox 3.5.x before 3.5.19 and 3.6.x before 3.6.17, Thunderbird before 3.1.10, and SeaMonkey before 2.0.14 allows remote attackers to cause a denial of service (memory corruption and application crash) or possibly execute arbitrary code via unknown vectors, a different vulnerability than CVE-2011-0

CVE-2022-22753 [HIGH] CWE-367 CVE-2022-22753: A Time-of-Check Time-of-Use bug existed in the Maintenance (Updater) Service that could be abused to A Time-of-Check Time-of-Use bug existed in the Maintenance (Updater) Service that could be abused to grant Users write access to an arbitrary directory. This could have been used to escalate to SYSTEM access.*This bug only affects Firefox on Windows. Other operating systems are unaffected.*. This vulnerability affects Firefox < 97, Thunderbird < 91.6,

CVE-2026-16373 Mozilla Foundation Security Advisory 2026-68: CVE-2026-16373 Mozilla Foundation Security Advisory 2026-68 CVE: CVE-2026-16373 Product: Firefox Impact: high Fixed in: Firefox 153

CVE-2026-109747 Mozilla Foundation Security Advisory 2026-106: CVE-2026-109747 Mozilla Foundation Security Advisory 2026-106 CVE: CVE-2026-109747 Product: Firefox Impact: low Fixed in: Firefox 158

CVE-2017-7774 [CRITICAL] CWE-125 CVE-2017-7774: Out-of-bounds read in Graphite2 Library in Firefox before 54 in graphite2::Silf::readGraphite functi Out-of-bounds read in Graphite2 Library in Firefox before 54 in graphite2::Silf::readGraphite function.

CVE-2011-0081 [CRITICAL] CVE-2011-0081: Unspecified vulnerability in the browser engine in Mozilla Firefox 3.6.x before 3.6.17 and 4.x befor Unspecified vulnerability in the browser engine in Mozilla Firefox 3.6.x before 3.6.17 and 4.x before 4.0.1, and Thunderbird 3.1.x before 3.1.10, allows remote attackers to cause a denial of service (memory corruption and application crash) or possibly execute arbitrary code via unknown vectors.

CVE-2021-29951 [MEDIUM] CWE-269 CVE-2021-29951: The Mozilla Maintenance Service granted SERVICE_START access to BUILTIN|Users which, in a domain net The Mozilla Maintenance Service granted SERVICE_START access to BUILTIN|Users which, in a domain network, grants normal remote users access to start or stop the service. This could be used to prevent the browser update service from operating (if an attacker spammed the 'Stop' command); but also exposed attack surface in the maintenance service. *Not

CVE-2009-3381 [CRITICAL] CVE-2009-3381: Multiple unspecified vulnerabilities in the browser engine in Mozilla Firefox 3.5.x before 3.5.4 all Multiple unspecified vulnerabilities in the browser engine in Mozilla Firefox 3.5.x before 3.5.4 allow remote attackers to cause a denial of service (memory corruption and application crash) or possibly execute arbitrary code via unknown vectors.

CVE-2009-2662 [CRITICAL] CWE-119 CVE-2009-2662: The browser engine in Mozilla Firefox 3.5.x before 3.5.2 allows remote attackers to cause a denial o The browser engine in Mozilla Firefox 3.5.x before 3.5.2 allows remote attackers to cause a denial of service (memory corruption and application crash) or possibly execute arbitrary code via vectors related to the TraceRecorder::snapshot function in js/src/jstracer.cpp, and unspecified other vectors.

CVE-2016-1972 [HIGH] CVE-2016-1972: Race condition in libvpx in Mozilla Firefox before 45.0 on Windows might allow remote attackers to c Race condition in libvpx in Mozilla Firefox before 45.0 on Windows might allow remote attackers to cause a denial of service (use-after-free) or possibly have unspecified other impact via unknown vectors.

CVE-2011-2991 [CRITICAL] CWE-119 CVE-2011-2991: The browser engine in Mozilla Firefox 4.x through 5, SeaMonkey 2.x before 2.3, Thunderbird before 6, The browser engine in Mozilla Firefox 4.x through 5, SeaMonkey 2.x before 2.3, Thunderbird before 6, and possibly other products does not properly implement JavaScript, which allows remote attackers to cause a denial of service (memory corruption and application crash) or possibly execute arbitrary code via unspecified vectors.

CVE-2018-12388 [HIGH] CWE-119 CVE-2018-12388: Mozilla developers and community members reported memory safety bugs present in Firefox 62. Some of Mozilla developers and community members reported memory safety bugs present in Firefox 62. Some of these bugs showed evidence of memory corruption and we presume that with enough effort that some of these could be exploited to run arbitrary code. This vulnerability affects Firefox < 63.

CVE-2011-3003 [CRITICAL] CWE-119 CVE-2011-3003: Mozilla Firefox before 7.0 and SeaMonkey before 2.4 allow remote attackers to cause a denial of serv Mozilla Firefox before 7.0 and SeaMonkey before 2.4 allow remote attackers to cause a denial of service (application crash) or possibly execute arbitrary code via an unspecified WebGL test case that triggers a memory-allocation error and a resulting out-of-bounds write operation.

CVE-2019-17025 [HIGH] CWE-787 CVE-2019-17025: Mozilla developers reported memory safety bugs present in Firefox 71. Some of these bugs showed evid Mozilla developers reported memory safety bugs present in Firefox 71. 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 affects Firefox < 72.

CVE-2020-6801 [HIGH] CWE-787 CVE-2020-6801: Mozilla developers reported memory safety bugs present in Firefox 72. Some of these bugs showed evid Mozilla developers reported memory safety bugs present in Firefox 72. 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 affects Firefox < 73.