CVE-2015-0813

CVE-2015-0813 is a use-after-free in Mozilla Firefox (AppendElements) triggered when processing MP3 files via the Fluendo MP3 plugin for GStreamer on Linux. This can allow remote code execution or a heap-based denial of service. Affected: Firefox before 37.0, Firefox ESR 31.x before 31.6, and Thu...

CVE-2016-5291

CVE-2016-5291 is a local-bypass vulnerability where a attacker could load arbitrary local content by abusing local shortcut files, bypassing same-origin policy in Mozilla Firefox and Thunderbird products. Public details in connected docs indicate affected versions include Thunderbird < 45.5, F...

CVE-2016-5296

CVE-2016-5296 is a heap-based buffer overflow in Cairo when processing SVG content, caused by compiler optimization. It affects Mozilla Thunderbird and Firefox/Firefox ESR as described in Mozilla advisories, and is also present in IBM Storwize V7000 Unified (Affecting 1.5.0.0–1.5.2.5; fixed in 1....

CVE-2017-5454

CVE-2017-5454 describes a sandbox escape in Mozilla products where the file picker can be abused via relative paths to read local files. Affected are Thunderbird < 52.1, Firefox ESR < 52.1, and Firefox

CVE-2025-2817

The Update Handler component in Mozilla Firefox , Mozilla Firefox ESR , and Mozilla Thunderbird contains a privilege escalation vulnerability (CVE-2025-2817 ) caused by access control deficiencies in the update mechanism. Specifically, a medium-integrity user process can interfere with the SYSTEM...

CVE-2010-0173

CVE-2010-0173 affects 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. The issue is memory corruption in the browser engine that can cause denial of service or potentially allow remote code execution. Mitigation per connected docs: upgrade...

CVE-2010-1199

CVE-2010-1199 : Integer overflow in the XSLT node sorting implementation 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 allows remote attackers to execute arbitrary code via a large text value for a node. Affected products are t...

CVE-2012-3960

CVE-2012-3960 is a use-after-free in mozSpellChecker::SetCurrentDictionary that affects Mozilla Firefox <15.0, Firefox ESR <10.0.7, Thunderbird <15.0 / ESR, and SeaMonkey

CVE-2012-4194

The CVE-2012-4194 issue affects Mozilla Firefox and related Mozilla components where the valueOf shadowing of the location object (window.location) enables cross-site scripting via plugin vectors. Affected software and versions (stated in the provided sources) include: Mozilla Firefox before 16.0...

CVE-2014-1587

CVE-2014-1587 affects Mozilla Firefox before 34.0, Firefox ESR before 31.3, Thunderbird before 31.3, and SeaMonkey before 2.31. It stems from memory safety bugs in the browser engine that can be exploited remotely to cause memory corruption, denial of service, or possibly arbitrary code execution...

CVE-2017-7778

CVE-2017-7778 relates to multiple vulnerabilities in Graphite2 (upstream 1.3.10). The issues include out-of-bounds reads, buffer overflow reads/writes, and use of uninitialized memory in Graphite2, and are addressed by upgrading to Graphite2 1.3.10. Publicly affected products in the CVE record in...

CVE-2018-5183

CVE-2018-5183 is a memory corruption vulnerability in Mozilla’s Skia library used by Firefox/Thunderbird ESR 52.x. The issue involves invalid reads/writes during graphic operations and was addressed by backporting changes to Skia, with fixed versions shipped as Thunderbird/Firefox ESR 52.8.0 (and...

CVE-2026-7323

Memory safety bugs exist in Thunderbird ESR 140.10.0 and Thunderbird 150.0.0 . These vulnerabilities involve memory corruption and could potentially be exploited to execute arbitrary code . The issues have been addressed in Thunderbird ESR 140.10.1 and Thunderbird 150.0.1 . Exploitation details a...

CVE-2010-0654

CVE-2010-0654 affects Mozilla family: Firefox 3.5.x up to 3.5.10 and 3.6.x up to 3.6.6, Thunderbird 3.0.x up to 3.0.5 and 3.1.x up to 3.1.0, and SeaMonkey before 2.0.6. The root cause is cross-origin loading of CSS stylesheets when the stylesheet download has an incorrect MIME type and the styles...

CVE-2010-2768

CVE-2010-2768 affects 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). Root cause: Object tag type attribute not properly restricted when setting a document charset, enabling UTF-7 encoded payloads to bypass X...

CVE-2016-1964

CVE-2016-1964 is a use-after-free in Mozilla Firefox’s AtomicBaseIncDec during XML transformation handling. Affects Firefox before 45.0 and Firefox ESR 38.x before 38.7; impact includes remote code execution or heap-based denial of service when processing certain XML transformations. The issue ca...

CVE-2025-1935

A web page could trick a user into setting that site as the default handler for a custom URL protocol. This vulnerability affects Firefox < 136 , Firefox ESR < 128.8 , Thunderbird < 136 , and Thunderbird

CVE-2026-12318

CVE-2026-12318 involves incorrect boundary conditions in the Libraries component of the NSS cryptographic libraries. This flaw could lead to a denial of service (DoS) or potentially the execution of arbitrary code . The vulnerability affects multiple distributions and applications, including Fire...

CVE-2026-16358

A site isolation issue exists in the Graphics: WebRender component of the Mozilla Firefox and Thunderbird browsers. This vulnerability has been addressed in Firefox versions 153 , ESR 115.38 , and ESR 140.13 , as well as Thunderbird versions 153 and 140.13 . While specific exploitation details or...

CVE-2010-3173

CVE-2010-3173 affects Mozilla Firefox before 3.5.14 and 3.6.x before 3.6.11, Thunderbird before 3.0.9 and 3.1.x before 3.1.5, and SeaMonkey before 2.0.9. Root cause: the SSL DHE (Diffie-Hellman Ephemeral) implementation does not properly enforce a safe minimum DH key length, enabling brute-force ...

CVE-2012-0442

CVE-2012-0442 covers multiple memory-safety vulnerabilities in the Mozilla browser engine affecting Firefox before 3.6.26 and 4.x–9.0, Thunderbird before 3.1.18 and 5.0–9.0, and SeaMonkey before 2.7. The issues can cause memory corruption, application crashes, or potentially remote code execution...

CVE-2013-1722

CVE-2013-1722 describes a use-after-free in nsAnimationManager::BuildAnimations within the Mozilla Firefox animation system. The vulnerability affects Mozilla Firefox before 24.0, Firefox ESR 17.x before 17.0.9, Thunderbird before 24.0, Thunderbird ESR 17.x before 17.0.9, and SeaMonkey before 2.2...

CVE-2013-5616

CVE-2013-5616 is a use-after-free in Mozilla Firefox before 26.0 (also affects ESR 24.x before 24.2, Thunderbird before 24.2, SeaMonkey before 2.23) triggered by nsEventListenerManager::HandleEventSubType. Exploitation could lead to remote code execution or a denial of service due to heap memory ...

CVE-2017-5430

CVE-2017-5430 refers to memory-safety bugs reported in Firefox 52/52 ESR and Thunderbird 52 that could, with enough effort, be exploited to run arbitrary code. Affected products include Firefox (versions < 53), Firefox ESR (< 52.1), and Thunderbird (

CVE-2017-5470

CVE-2017-5470 involves memory safety bugs reported in Firefox 53 and Firefox ESR 52.1, with memory corruption evidence that could enable arbitrary code execution. The entry covers affected versions Firefox < 54, Firefox ESR < 52.2, and Thunderbird

CVE-2018-5178

CVE-2018-5178: A buffer overflow during UTF-8 to Unicode string conversion in JavaScript can occur when a vulnerable legacy extension is used. Affected products include Thunderbird ESR and Firefox ESR up to version 52.8 (ESR branches); Thunderbrid/Firefox ESR

CVE-2022-3032

Thunderbird has a vulnerability where receiving an HTML email containing an iframe with a srcdoc attribute does not block remote objects in the nested document; the network is accessed and items like images/videos are loaded and displayed. Affected versions are Thunderbird < 102.2.1 and Thunde...

CVE-2023-50761

Affected software: Mozilla Thunderbird. Issue: S/MIME signature may be accepted despite mismatching signature creation date with message date/time, enabling impression of a different send date. Root cause: Thunderbird

CVE-2026-7320

The Audio/Video component in Mozilla Firefox and Thunderbird is susceptible to an information disclosure vulnerability caused by incorrect boundary conditions . This flaw allows an attacker to gain unauthorized access to protected information . The issue is resolved in Firefox 150.0.1 , Firefox E...

CVE-2009-0776

CVE-2009-0776 affects Mozilla Firefox before 3.0.7, Thunderbird before 2.0.0.21, and SeaMonkey before 1.1.15. Root cause: nsIRDFService allows a cross-domain redirect to bypass the same-origin policy, enabling reading XML data from a different domain. Impact per sources: remote read access to cro...

CVE-2012-1951

CVE-2012-1951 is an actual security issue described in the connected MiracleLinux AXSA:2012-874 advisory as a Use-after-free in Mozilla Firefox 4.x–13.0 (and Firefox ESR 10.x before 10.0.6) affecting nsSMILTimeValueSpec::IsEventBased, with Thunderbird 5.0–13.0 and SeaMonkey before 2.11 also impli...

CVE-2012-3980

CVE-2012-3980 affects Mozilla Firefox (and related Thunderbird components) prior to version 15.0 (Firefox desktop and ESR 10.xs before 10.0.7) with a vulnerability in the web console. The issue allows user-assisted remote attackers to execute arbitrary JavaScript with chrome privileges via a craf...

CVE-2012-4192

CVE-2012-4192 affects Mozilla Firefox 16.0, Thunderbird 16.0, and SeaMonkey 2.13 (and related ESR/derivatives) where a crafted page can bypass the Same Origin Policy and read the properties of the Location object (window.location). The root cause is described as a security check not being applied...

CVE-2013-5590

CVE-2013-5590 affects Mozilla Firefox and related products (Firefox/ESR, Thunderbird, SeaMonkey). The Mozilla browser engine and associated components contain memory corruption/denial-of-service vulnerabilities that could lead to arbitrary code execution via unspecified vectors. Public advisories...

CVE-2014-1557

CVE-2014-1557 : In Mozilla Firefox (and related Mozilla products), the ConvolveHorizontally function in Skia mishandles discarding image data during scaling, allowing remote code execution via a crafted high‑quality image. Affected versions include Firefox before 31.0, Firefox ESR 24.x before 24....

CVE-2016-1961

CVE-2016-1961 is a use-after-free in Mozilla Firefox’s HTMLDocument::SetBody (dom/html/nsHTMLDocument.cpp) that could crash the browser and allow remote code execution. Affected products are Firefox before 45.0 and Firefox ESR 38.x before 38.7. The vulnerability stems from mishandling of the root...

CVE-2018-12391

CVE-2018-12391 affects Firefox for Android: during HTTP Live Stream playback, audio data can be accessed across origins due to a flaw in the underlying Android service. The vulnerability is addressed by treating all HLS streams as cross-origin and opaque. Affected products/versions include Firefo...

CVE-2009-0771

CVE-2009-0771 is a vulnerability described in the MiracleLinux AXSA-2009-348:01 advisory as affecting the Mozilla layout engine. The exposed products and versions include Mozilla Firefox before 3.0.7, Thunderbird before 2.0.0.21, and SeaMonkey 1.1.15. The issue allows remote attackers to cause a ...

CVE-2009-0775

CVE-2009-0775 is a Mozilla Firefox/Thunderbird/SeaMonkey vulnerability described in the MiracleLinux AXSA advisory as a Double free in cloned XUL DOM elements linked as parent/child that are mishandled during garbage collection. A remote attacker could potentially execute arbitrary code by crafti...

CVE-2010-2762

CVE-2010-2762 affects Mozilla Firefox 3.6.x (prior to 3.6.9) and Thunderbird 3.1.x (prior to 3.1.3). The issue lies in the SafeJSObjectWrapper (SJOW) implementation: the XPCSafeJSObjectWrapper class does not properly restrict objects at the end of scope chains, enabling remote attackers to execut...

CVE-2010-2767

CVE-2010-2767 is a dangling-pointer vulnerability in Mozilla’s navigator.plugins handling. The issue occurs when the DOM plugin array is destroyed but a pointer to it remains, potentially allowing a remote attacker to crash the browser or execute arbitrary code. Affected products and versions (pe...

CVE-2010-3169

CVE-2010-3169 affects Mozilla's browser engine across multiple products: Firefox ≤ 3.5.11 (and 3.6.x prior to 3.6.9), Thunderbird ≤ 3.0.6 (and 3.1.x prior to 3.1.3), and SeaMonkey ≤ 2.0.6 (prior to 2.0.7). The issue is described as memory safety vulnerabilities in the browser engine that could al...

CVE-2012-3966

CVE-2012-3966 affects Mozilla Firefox and related Mozilla products (Firefox before 15.0, Firefox ESR before 10.0.7, Thunderbird before 15.0, SeaMonkey before 2.12). The vulnerability arises from a negative height value in a BMP image inside a .ICO file, related to improper handling of the transpa...

CVE-2012-3986

CVE-2012-3986 affects Mozilla Firefox prior to 16.0 (and Firefox ESR 10.x prior to 10.0.8), Thunderbird prior to 16.0, and SeaMonkey before 2.13. The root cause is that certain DOMWindowUtils (nsDOMWindowUtils) methods were not protected by security checks, allowing remote JavaScript to bypass in...

CVE-2013-0780

CVE-2013-0780 is a use-after-free vulnerability in Mozilla Firefox related to the nsOverflowContinuationTracker::Finish function. It affects Firefox before 19.0, Firefox ESR 17.x before 17.0.3, Thunderbird before 17.0.3, Thunderbird ESR 17.x before 17.0.3, and SeaMonkey before 2.16. An attacker c...

CVE-2014-1529

CVE-2014-1529 affects Mozilla Firefox and related Mozilla products (Firefox before 29.0, ESR 24.x before 24.5, Thunderbird before 24.5, SeaMonkey before 2.26). The Web Notification API vulnerability allows remote attackers to bypass source-component restrictions and run arbitrary JavaScript in a ...

CVE-2014-1581

CVE-2014-1581 is a use-after-free in DirectionalityUtils.cpp that affects Mozilla Firefox before 33.0, Firefox ESR 31.x before 31.2, and Thunderbird 31.x before 31.2. The vulnerability allows a remote attacker to execute arbitrary code via text handling during directionality resolution and layout...

CVE-2018-12374

Mozilla Thunderbird before 52.9.1 is affected by multiple issues (CVE-2018-5188, CVE-2018-12359 through CVE-2018-12374) including information disclosure and memory safety bugs. The specific CVE-2018-12374 vulnerability allows plaintext of decrypted emails to leak when a user submits an embedded f...

CVE-2023-37207

The provided connected documents confirm CVE-2023-37207 affects Firefox and Thunderbird (Firefox < 115, ESR < 102.13, Thunderbird

CVE-2007-0009

CVE-2007-0009 describes a stack-based buffer overflow in the SSLv2 handling of the Mozilla Network Security Services (NSS) library, caused by improper handling of the Client Master Key length values. This can enable remote attackers to execute arbitrary code in the context of the affected process...