CVE-2009-2535

CVE-2009-2535 affects Mozilla Firefox before 2.0.0.19 and 3.x before 3.0.5, SeaMonkey, and Thunderbird, enabling remote attackers to trigger memory consumption and a crash (DoS) by supplying a large integer as the length property of a Select element. Root cause and exploit details are not expande...

CVE-2011-2980

CVE-2011-2980 is described as a binary planting vulnerability in ThinkPadSensor::Startup that could be exploited to load a malicious DLL into the running Firefox/Thunderbird process. The issue is documented as a potential local attack vector requiring write access to an unspecified directory to p...

CVE-2011-3001

CVE-2011-3001 affects Mozilla Firefox 4.x–6, Thunderbird before 7.0, and SeaMonkey before 2.4. The issue allows a user-assisted remote bypass of access restrictions by triggering an internal error on a crafted site that triggers adding a browser extension through a holding Enter key sequence. The...

CVE-2012-3105

Affected software: Mozilla Firefox (WebGL glBufferData path) and related Mozilla components (Firefox 4.x–12.0, ESR 10.x before 10.0.5, Thunderbird 5.0–12.0, SeaMonkey before 2.10). Vulnerability and root cause: The description states a flaw in an NVIDIA driver allows remote attackers to trigger m...

CVE-2013-0797

CVE-2013-0797 affects Mozilla Updater components in Mozilla Firefox (pre-20.0), Firefox ESR (<17.0.5), Thunderbird (<17.0.5, ESR), and SeaMonkey (

CVE-2026-16356

CVE-2026-16356 describes a sandbox-escape use-after-free flaw in Mozilla Firefox’s Disability Access APIs component. The NVD entry notes this vulnerability affects Firefox desktop products and was fixed in Firefox 153, Firefox ESR 115.38, and Firefox ESR 140.13. The consolidated feeds (NVD, Debia...

CVE-2026-6779

CVE-2026-6779 refers to an “Other issue in the JavaScript Engine component” that affects Firefox and Thunderbird. The vulnerability was fixed in Firefox 150 and Thunderbird 150; Fedora advisories also call for updates to NSS and Firefox 150 across affected distros. The connected docs do not provi...

CVE-2026-7324

CVE-2026-7324 involves memory safety bugs in Firefox 150.0.0 and Thunderbird 150.0.0. Some bugs show evidence of memory corruption, with the description noting that, with sufficient effort, some could be exploited to run arbitrary code. The vulnerability was fixed in Firefox 150.0.1. The connecte...

CVE-2006-1531

CVE-2006-1531 concerns an unspecified vulnerability in Firefox and Thunderbird prior to 1.5.0.2 and SeaMonkey prior to 1.0.1 that could allow a remote attacker to cause a denial of service (crash) and possibly execute arbitrary code via unknown DHTML-related attack vectors. Public vendor details ...

CVE-2008-2806

CVE-2008-2806 affects Mozilla Firefox <= 2.0.0.15 and SeaMonkey

CVE-2013-0777

CVE-2013-0777 affects Mozilla Firefox, Thunderbird and SeaMonkey. The related openSUSE security update (openSUSE-SU-2013:0323-1) notes MFSA 2013-28 family fixes for Firefox/Thunderbird/SeaMonkey, including CVE-2013-0777, and lists fixed versions: Firefox 19.0, Thunderbird 17.0.3, SeaMonkey 2.16 (...

CVE-2014-1586

CVE-2014-1586 affects Mozilla Firefox before 33.0, Firefox ESR 31.x before 31.2, and Thunderbird 31.x before 31.2. The issue is that the code path in content/base/src/nsDocument.cpp does not consider whether WebRTC video sharing is occurring, allowing a remote attacker to obtain sensitive informa...

CVE-2025-4090

CVE-2025-4090 affects Thunderbird for Android and Firefox/Thunderbird before version 138 (Thunderbird <138; Firefox

CVE-2026-12291

CVE-2026-12291 is a use‑after‑free defect in the Networking: HTTP component that affects Firefox and Thunderbird products. The vulnerability is fixed in Firefox 152, Firefox ESR 140.12, Firefox ESR 115.37, Thunderbird 152, and Thunderbird 140.12. The CVSS 3.1 base score is 8.8 (HIGH) with network...

CVE-2006-0295

CVE-2006-0295 affects Mozilla Firefox 1.5, Thunderbird 1.5 (when JavaScript is enabled in mail), and SeaMonkey older than 1.0. The vulnerability is a memory corruption caused by the QueryInterface method on built-in Location and Navigator objects, enabling remote code execution. Public references...

CVE-2006-1726

Technical details (affected product/versions, root cause, impact, remediation) for CVE-2006-1726 are not publicly provided in the supplied documents. Monitor for updates from vendors/security advisories.

CVE-2008-5052

Mozilla Firefox 2.x (pre-2.0.0.18), Thunderbird 2.x (pre-2.0.0.18), and SeaMonkey 1.x (pre-1.1.13) are affected by CVE-2008-5052. The vulnerability arises in AppendAttributeValue in the JavaScript engine and is described as memory corruption that can cause a remote crash (Denial of Service) via u...

CVE-2011-3666

Based on the Connected documents, CVE-2011-3666 is tied to Mozilla Firefox and Thunderbird on Mac OS X where a fix for CVE-2011-2372 was incorrectly applied, allowing a user-assisted bypass related to executable handling of .jar-like files via crafted web content. The Nessus/OpenSSH-related advis...

CVE-2017-7755

CVE-2017-7755 affects Mozilla Firefox and Thunderbird installers on Windows. The Firefox installer can be made to load malicious DLLs stored in the same directory as the installer, enabling privilege escalation when the installer runs with elevated privileges. Affected products/versions include F...

CVE-2017-7765

CVE-2017-7765 corresponds to a Mark of the Web bypass on Windows when saving files with very long names, bypassing the security warning before running downloaded executables. Affected products include Firefox < 54, Firefox ESR < 52.2, and Thunderbird

CVE-2025-4088

CVE-2025-4088 describes a cross-origin CSRF issue in Thunderbird (and affected Firefox) where malicious sites could exploit Redirects via the Storage Access API to send credentialed requests to arbitrary endpoints. Affected products: Firefox < 138 and Thunderbird

CVE-2025-8036

CVE-2025-8036 : Affects Mozilla Firefox (prior to 141, ESR prior to 140.1) and Thunderbird (prior to 141, 140.1). Root cause is caching of CORS preflight responses across IP address changes, enabling bypass of same-origin policy via DNS rebinding. Connected sources corroborate a DNS-rebinding vec...

CVE-2026-12292

CVE-2026-12292 : Incorrect boundary conditions in the Web Audio component are fixed in Firefox 152, Firefox ESR 140.12, Thunderbird 152, and Thunderbird 140.12. Affected software is Mozilla Firefox/Thunderbird Web Audio implementation; mitigation is upgrade to the stated fixed versions. Other con...

CVE-2026-16383

CVE-2026-16383 is a mitigation bypass in the DOM: Networking component. It affects Firefox (including ESR) and Thunderbird where the issue was addressed in Firefox 153, Firefox ESR 140.13, Thunderbird 153, and Thunderbird 140.13. The root cause is described as a DOM mitigation bypass within the N...

CVE-2025-5272

CVE-2025-5272 arises from memory-safety bugs in Mozilla Firefox 138 and Thunderbird 138, with some bugs showing memory corruption that could potentially allow arbitrary code execution. The affected products are Firefox versions prior to 139 and Thunderbird versions prior to 139. The issue is addr...

CVE-2025-9184

The CVE-2025-9184 entry concerns memory safety bugs in Firefox ESR 140.1, Thunderbird ESR 140.1, Firefox 141, and Thunderbird 141, with evidence of memory corruption that could potentially allow arbitrary code execution. Affected products include Firefox < 142, Firefox ESR < 140.2, Thunderb...

CVE-2026-16377

Mitigation bypass in Firefox’s PDF Viewer component (CVE-2026-16377) is confirmed. The vulnerability was fixed in Firefox 153 and Firefox ESR 140.13. According to the sources, the CVSSv3.1 base score is 9.8 (CRITICAL) with network attack vector, low complexity, and no user interaction required, a...

CVE-2026-16390

CVE-2026-16390 describes a mitigation bypass in the Firefox Enterprise Policies component. The vulnerability is indicated as fixed in Firefox 153 and Firefox ESR 140.13. The initial entry provides a CVSS 3.1 base score of 9.1 (CRITICAL) with network attack vector, low attack complexity, and no us...

CVE-2002-2436

CVE-2002-2436 affects Mozilla's CSS :visited handling in Firefox (pre-4.0), Thunderbird (pre-3.3), and SeaMonkey (pre-2.1). The flaw allows a crafted HTML document to trigger information disclosure about visited pages, constituting a partial confidentiality impact. The vulnerability is described ...

CVE-2008-6961

CVE-2008-6961 affects mailnews in Mozilla Thunderbird (before 2.0.0.18) and SeaMonkey (before 1.1.13). When JavaScript is enabled in mail, a malicious script can read DOM properties (documentURI, textContent) to disclose sensitive recipient information or comments in forwarded mail. This is a cli...

CVE-2013-5591

CVE-2013-5591 affects Mozilla Firefox before 25.0 (and ESR 24.x before 24.1), Thunderbird before 24.1, and SeaMonkey before 2.22, due to an unspecified browser‑engine vulnerability that could allow a remote attacker to cause memory corruption and an application crash, or possibly execute arbitrar...

CVE-2014-1595

Affected software: Mozilla Firefox (non-ESR) < 34.0 and Firefox ESR < 31.3, plus Mozilla Thunderbird

CVE-2017-5411

CVE-2017-5411 is a use-after-free in ANGLE libGLES during buffer storage on Windows, affecting Firefox < 52 and Thunderbird

CVE-2025-3032

The CVE-2025-3032 entry describes a vulnerability in Firefox and Thunderbird where file descriptors leak from the fork server to web content processes, enabling privilege escalation. Affected products are Firefox and Thunderbird versions prior to 137. The root cause is the unintended propagation ...

CVE-2026-12293

CVE-2026-12293 is a use-after-free in the Graphics: WebGPU component. The flaw is fixed in Firefox 152 and Thunderbird 152. Sources from NVD/Mozilla advisories confirm the issue and the patch versions; exploit details are not provided in the supplied documents. The vulnerability is classified wit...

CVE-2004-0761

CVE-2004-0761 affects Mozilla before 1.7, Firefox before 0.9, and Thunderbird before 0.7. The vulnerability allows remote attackers to use certain redirect sequences to spoof the security lock icon, making a web page appear encrypted. This is documented with a CVSS base score of 5.0 (Network atta...

CVE-2009-3980

CVE-2009-3980 affects Mozilla Firefox 3.5.x prior to 3.5.6, SeaMonkey prior to 2.0.1, and Thunderbird; the issue is memory corruption in the browser engine that can lead to a denial of service or potentially arbitrary code execution via unknown vectors. Public records indicate fixes in Firefox 3....

CVE-2010-1212

CVE-2010-1212 affects Mozilla Firefox 3.6.x (before 3.6.7) and Thunderbird 3.1.x (before 3.1.1). The issue arises from memory-safety defects in the browser engine’s tracing/recording paths, specifically in TraceRecorder::record_JSOP_BINDNAME, depth handling in TraceRecorder::record_JSOP_GETELEM, ...

CVE-2010-2770

CVE-2010-2770 affects Mozilla-based products on Mac OS X: Mozilla Firefox (before 3.5.12 and 3.6.x before 3.6.9), Thunderbird (before 3.0.7 and 3.1.x before 3.1.3), and SeaMonkey (before 2.0.7). The vulnerability arises from a crafted font in a data: URL that can trigger memory corruption, leadin...

CVE-2014-1560

CVE-2014-1560 affects Mozilla Firefox before 31.0 and Thunderbird before 31.0. The issue is in parsing X.509 certificates: a crafted certificate that does not use ASCII character encoding in a required context can trigger a denial of service. The vulnerability is triggered during certificate pars...

CVE-2025-8040

CVE-2025-8040 corresponds to memory-safety bugs in Mozilla Firefox/Thunderbird products (Firefox/Thunderbird 140 line, ESR 140.0 and related versions) with evidence of memory corruption that could potentially lead to arbitrary code execution. Affected components are the Firefox and Thunderbird br...

CVE-2025-9187

CVE-2025-9187 concerns memory safety bugs in Mozilla Firefox (141) and Mozilla Thunderbird (141) that can lead to memory corruption and potential arbitrary code execution. It affects Firefox < 142 and Thunderbird

CVE-2026-16355

JIT miscompilation in the JavaScript Engine (JIT component) for Mozilla Firefox ESR and Firefox affects Firefox ESR releases earlier than 115.38. The issue is fixed in Firefox 153, Firefox ESR 115.38, and Firefox ESR 140.13. Affected entries from multiple sources confirm the vulnerability is tied...

CVE-2026-6753

CVE-2026-6753 : This is a memory/boundary-condition vulnerability in the WebRTC component. The initial report identifies the root cause as incorrect boundary conditions in the WebRTC component, with an impact profile of Confidentiality, Integrity, and Availability all rated Low, and an overall CV...

CVE-2026-6755

CVE-2026-6755 describes a mitigation bypass in the DOM: postMessage component. Affected products reference Mozilla Firefox and Thunderbird; the vulnerability was fixed in Firefox 150 and Thunderbird 150. The CVSSv3.1 base score is 6.5 (Network attack vector, Low attack complexity, Privileges requ...

CVE-2026-6758

CVE-2026-6758: Use-after-free in the JavaScript: WebAssembly component. Affected: Firefox and Thunderbird; fixed in Firefox 150 and Thunderbird 150. CVSS v3.1 base score 7.5 (AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H). No explicit exploit details provided in the connected documents.

CVE-2026-6765

CVE-2026-6765 affects Firefox and Thunderbird. The vulnerability is an information disclosure in the Form Autofill component. Root cause details are not provided beyond disclosure, but the issue is mitigated by fixes in Firefox 150 , Firefox ESR 140.10 , Thunderbird 150 , and Thunderbird 140.10 ....

CVE-2026-8094

CVE-2026-8094 : A vulnerability in the WebRTC component reported in multiple feeds (CVE-2026-8094) affecting Mozilla Firefox ESR builds and Thunderbird. The available documents identify a WebRTC issue but do not provide detailed root cause, impacted products beyond Firefox ESR and Thunderbird, or...

CVE-2005-0590

CVE-2005-0590 affects Firefox <1.0.1, Thunderbird <1.0.1, and Mozilla

CVE-2012-0454

CVE-2012-0454 describes a use-after-free in Mozilla Firefox (including Firefox 4.x–10.0 and ESR 10.x before 10.0.3), Thunderbird 5.0–10.0, and SeaMonkey before 2.8 on 32-bit Windows 7. The issue arises when using the file-open dialog in a child window, related to IUnknown_QueryService in shlwapi....