Vulnerabilities (CVE)

Filtered by vendor Mozilla Subscribe
Total 3726 CVE
CVE Vendors Products Updated CVSS v2 CVSS v3
CVE-2012-3965 1 Mozilla 1 Firefox 2026-06-16 9.3 HIGH N/A
Mozilla Firefox before 15.0 does not properly restrict navigation to the about:newtab page, which allows remote attackers to execute arbitrary JavaScript code with chrome privileges via a crafted web site that triggers creation of a new tab and then a new window.
CVE-2012-3964 1 Mozilla 4 Firefox, Seamonkey, Thunderbird and 1 more 2026-06-16 10.0 HIGH N/A
Use-after-free vulnerability in the gfxTextRun::GetUserData function in Mozilla Firefox before 15.0, Firefox ESR 10.x before 10.0.7, Thunderbird before 15.0, Thunderbird ESR 10.x before 10.0.7, and SeaMonkey before 2.12 allows remote attackers to execute arbitrary code or cause a denial of service (heap memory corruption) via unspecified vectors.
CVE-2012-3963 5 Canonical, Mozilla, Opensuse and 2 more 14 Ubuntu Linux, Firefox, Seamonkey and 11 more 2026-06-16 10.0 HIGH N/A
Use-after-free vulnerability in the js::gc::MapAllocToTraceKind function in Mozilla Firefox before 15.0, Firefox ESR 10.x before 10.0.7, Thunderbird before 15.0, Thunderbird ESR 10.x before 10.0.7, and SeaMonkey before 2.12 allows remote attackers to execute arbitrary code via unspecified vectors.
CVE-2012-3962 1 Mozilla 4 Firefox, Seamonkey, Thunderbird and 1 more 2026-06-16 9.3 HIGH N/A
Mozilla Firefox before 15.0, Firefox ESR 10.x before 10.0.7, Thunderbird before 15.0, Thunderbird ESR 10.x before 10.0.7, and SeaMonkey before 2.12 do not properly iterate through the characters in a text run, which allows remote attackers to execute arbitrary code via a crafted document.
CVE-2012-3961 5 Canonical, Mozilla, Opensuse and 2 more 14 Ubuntu Linux, Firefox, Seamonkey and 11 more 2026-06-16 10.0 HIGH N/A
Use-after-free vulnerability in the RangeData implementation in Mozilla Firefox before 15.0, Firefox ESR 10.x before 10.0.7, Thunderbird before 15.0, Thunderbird ESR 10.x before 10.0.7, and SeaMonkey before 2.12 allows remote attackers to execute arbitrary code or cause a denial of service (heap memory corruption) via unspecified vectors.
CVE-2012-3960 5 Canonical, Mozilla, Opensuse and 2 more 14 Ubuntu Linux, Firefox, Seamonkey and 11 more 2026-06-16 10.0 HIGH N/A
Use-after-free vulnerability in the mozSpellChecker::SetCurrentDictionary function in Mozilla Firefox before 15.0, Firefox ESR 10.x before 10.0.7, Thunderbird before 15.0, Thunderbird ESR 10.x before 10.0.7, and SeaMonkey before 2.12 allows remote attackers to execute arbitrary code or cause a denial of service (heap memory corruption) via unspecified vectors.
CVE-2012-3959 6 Canonical, Debian, Mozilla and 3 more 15 Ubuntu Linux, Debian Linux, Firefox and 12 more 2026-06-16 10.0 HIGH N/A
Use-after-free vulnerability in the nsRangeUpdater::SelAdjDeleteNode function in Mozilla Firefox before 15.0, Firefox ESR 10.x before 10.0.7, Thunderbird before 15.0, Thunderbird ESR 10.x before 10.0.7, and SeaMonkey before 2.12 allows remote attackers to execute arbitrary code or cause a denial of service (heap memory corruption) via unspecified vectors.
CVE-2012-3958 1 Mozilla 4 Firefox, Seamonkey, Thunderbird and 1 more 2026-06-16 10.0 HIGH N/A
Use-after-free vulnerability in the nsHTMLEditRules::DeleteNonTableElements function in Mozilla Firefox before 15.0, Firefox ESR 10.x before 10.0.7, Thunderbird before 15.0, Thunderbird ESR 10.x before 10.0.7, and SeaMonkey before 2.12 allows remote attackers to execute arbitrary code or cause a denial of service (heap memory corruption) via unspecified vectors.
CVE-2012-3957 5 Canonical, Mozilla, Opensuse and 2 more 14 Ubuntu Linux, Firefox, Seamonkey and 11 more 2026-06-16 10.0 HIGH N/A
Heap-based buffer overflow in the nsBlockFrame::MarkLineDirty function in Mozilla Firefox before 15.0, Firefox ESR 10.x before 10.0.7, Thunderbird before 15.0, Thunderbird ESR 10.x before 10.0.7, and SeaMonkey before 2.12 allows remote attackers to execute arbitrary code via unspecified vectors.
CVE-2012-3956 5 Canonical, Mozilla, Opensuse and 2 more 14 Ubuntu Linux, Firefox, Seamonkey and 11 more 2026-06-16 10.0 HIGH N/A
Use-after-free vulnerability in the MediaStreamGraphThreadRunnable::Run function in Mozilla Firefox before 15.0, Firefox ESR 10.x before 10.0.7, Thunderbird before 15.0, Thunderbird ESR 10.x before 10.0.7, and SeaMonkey before 2.12 allows remote attackers to execute arbitrary code or cause a denial of service (heap memory corruption) via unspecified vectors.
CVE-2012-3105 1 Mozilla 4 Firefox, Seamonkey, Thunderbird and 1 more 2026-06-16 9.3 HIGH N/A
The glBufferData function in the WebGL implementation in Mozilla Firefox 4.x through 12.0, Firefox ESR 10.x before 10.0.5, Thunderbird 5.0 through 12.0, Thunderbird ESR 10.x before 10.0.5, and SeaMonkey before 2.10 does not properly mitigate an unspecified flaw in an NVIDIA driver, which allows remote attackers to cause a denial of service (memory corruption and application crash) or possibly execute arbitrary code via unknown vectors, a related issue to CVE-2011-3101.
CVE-2012-1976 5 Canonical, Mozilla, Opensuse and 2 more 14 Ubuntu Linux, Firefox, Seamonkey and 11 more 2026-06-16 10.0 HIGH N/A
Use-after-free vulnerability in the nsHTMLSelectElement::SubmitNamesValues function in Mozilla Firefox before 15.0, Firefox ESR 10.x before 10.0.7, Thunderbird before 15.0, Thunderbird ESR 10.x before 10.0.7, and SeaMonkey before 2.12 allows remote attackers to execute arbitrary code or cause a denial of service (heap memory corruption) via unspecified vectors.
CVE-2012-1975 6 Canonical, Debian, Mozilla and 3 more 15 Ubuntu Linux, Debian Linux, Firefox and 12 more 2026-06-16 10.0 HIGH N/A
Use-after-free vulnerability in the PresShell::CompleteMove function in Mozilla Firefox before 15.0, Firefox ESR 10.x before 10.0.7, Thunderbird before 15.0, Thunderbird ESR 10.x before 10.0.7, and SeaMonkey before 2.12 allows remote attackers to execute arbitrary code or cause a denial of service (heap memory corruption) via unspecified vectors.
CVE-2012-1974 6 Canonical, Debian, Mozilla and 3 more 15 Ubuntu Linux, Debian Linux, Firefox and 12 more 2026-06-16 10.0 HIGH N/A
Use-after-free vulnerability in the gfxTextRun::CanBreakLineBefore function in Mozilla Firefox before 15.0, Firefox ESR 10.x before 10.0.7, Thunderbird before 15.0, Thunderbird ESR 10.x before 10.0.7, and SeaMonkey before 2.12 allows remote attackers to execute arbitrary code or cause a denial of service (heap memory corruption) via unspecified vectors.
CVE-2012-1973 6 Canonical, Debian, Mozilla and 3 more 15 Ubuntu Linux, Debian Linux, Firefox and 12 more 2026-06-16 10.0 HIGH N/A
Use-after-free vulnerability in the nsObjectLoadingContent::LoadObject function in Mozilla Firefox before 15.0, Firefox ESR 10.x before 10.0.7, Thunderbird before 15.0, Thunderbird ESR 10.x before 10.0.7, and SeaMonkey before 2.12 allows remote attackers to execute arbitrary code or cause a denial of service (heap memory corruption) via unspecified vectors.
CVE-2012-1972 6 Canonical, Debian, Mozilla and 3 more 15 Ubuntu Linux, Debian Linux, Firefox and 12 more 2026-06-16 10.0 HIGH N/A
Use-after-free vulnerability in the nsHTMLEditor::CollapseAdjacentTextNodes function in Mozilla Firefox before 15.0, Firefox ESR 10.x before 10.0.7, Thunderbird before 15.0, Thunderbird ESR 10.x before 10.0.7, and SeaMonkey before 2.12 allows remote attackers to execute arbitrary code or cause a denial of service (heap memory corruption) via unspecified vectors.
CVE-2012-1971 1 Mozilla 3 Firefox, Seamonkey, Thunderbird 2026-06-16 9.3 HIGH N/A
Multiple unspecified vulnerabilities in the browser engine in Mozilla Firefox before 15.0, Thunderbird before 15.0, and SeaMonkey before 2.12 allow remote attackers to cause a denial of service (memory corruption and application crash) or possibly execute arbitrary code via vectors related to garbage collection after certain MethodJIT execution, and unknown other vectors.
CVE-2012-1970 6 Canonical, Debian, Mozilla and 3 more 15 Ubuntu Linux, Debian Linux, Firefox and 12 more 2026-06-16 10.0 HIGH N/A
Multiple unspecified vulnerabilities in the browser engine in Mozilla Firefox before 15.0, Firefox ESR 10.x before 10.0.7, Thunderbird before 15.0, Thunderbird ESR 10.x before 10.0.7, and SeaMonkey before 2.12 allow remote attackers to cause a denial of service (memory corruption and application crash) or possibly execute arbitrary code via unknown vectors.
CVE-2012-1969 1 Mozilla 1 Bugzilla 2026-06-16 4.3 MEDIUM N/A
The get_attachment_link function in Template.pm in Bugzilla 2.x and 3.x before 3.6.10, 3.7.x and 4.0.x before 4.0.7, 4.1.x and 4.2.x before 4.2.2, and 4.3.x before 4.3.2 does not check whether an attachment is private before presenting the attachment description within a public comment, which allows remote attackers to obtain sensitive description information by reading a comment.
CVE-2012-1968 1 Mozilla 1 Bugzilla 2026-06-16 4.3 MEDIUM N/A
Bugzilla 4.1.x and 4.2.x before 4.2.2 and 4.3.x before 4.3.2 uses bug-editor privileges instead of bugmail-recipient privileges during construction of HTML bugmail documents, which allows remote attackers to obtain sensitive description information by reading the tooltip portions of an HTML e-mail message.