CVE-2012-0478

CVE-2012-0478 affects Mozilla Firefox WebGL texImage2D in Firefox 4.x–11.0, Firefox ESR 10.x before 10.0.4, Thunderbird 5.0–11.0 and ESR 10.x before 10.0.4, and SeaMonkey before 2.9. Root cause is improper restriction of JSVAL_TO_OBJECT casts in WebGL, enabling remote code execution via a crafted...

CVE-2013-1728

Affected software: Mozilla Firefox (before 24.0), Thunderbird (before 24.0), and SeaMonkey (before 2.21). Root cause: IonMonkey memory not properly initialized when Valgrind mode is used, enabling potential leakage of sensitive data. Impact: remote attackers could obtain sensitive information via...

CVE-2013-5603

The vulnerability CVE-2013-5603 affects Mozilla Firefox before 25.0 (and related ESR/Thunderbird/SeaMonkey releases) via a use-after-free in nsContentUtils::ContentIsHostIncludingDescendantOf, enabling remote code execution or heap memory corruption through HTML document templates. Impact is remo...

CVE-2018-12368

CVE-2018-12368 describes a policy bypass where Windows 10 does not warn before opening SettingContent-ms files, enabling a WebExtension with downloads.open to execute arbitrary code without user interaction. Connected advisories confirm the issue affects Windows 10 and Mozilla products (Thunderbi...

CVE-2025-9179

Mozilla Firefox and Thunderbird are affected by a memory corruption vulnerability in the GMP process , which handles encrypted media. Although this process is heavily sandboxed, it operates with different privileges than the content process. Exploitation of this vulnerability may allow for a sand...

CVE-2026-16356

A sandbox escape vulnerability exists in the Disability Access APIs component of Mozilla Firefox and Thunderbird due to a use-after-free flaw. This vulnerability was addressed in Firefox 153 , Firefox ESR 115.38 , Firefox ESR 140.13 , Thunderbird 153 , and Thunderbird 140.13 . Exploitation detail...

CVE-2010-0171

CVE-2010-0171 affects Mozilla Firefox 3.0.x before 3.0.18, 3.5.x before 3.5.8, 3.6.x before 3.6.2; Thunderbird before 3.0.2; and SeaMonkey before 2.0.3. It enables remote attackers to perform cross-origin keystroke capture and possibly XSS by abusing addEventListener and setTimeout with wrapped o...

CVE-2011-3663

CVE-2011-3663 affects Mozilla Firefox 4.x–8.0, Thunderbird 5.0–8.0, and SeaMonkey before 2.6. It allows remote attackers to capture keystrokes entered on a web page via SVG animation accessKey events, even when JavaScript is disabled. The description in the provided documents states the affected ...

CVE-2012-3994

Mode C: CVE-2012-3994 affects Mozilla Firefox family and related Mozilla components (e.g., Firefox, Firefox ESR, Thunderbird, SeaMonkey). Root cause: use of Object.defineProperty to shadow the top object and interaction with top.location, enabling remote XSS via a binary plugin. Affected versions...

CVE-2013-1738

CVE-2013-1738 describes a use-after-free in Mozilla’s JS_GetGlobalForScopeChain, enabling remote code execution via mismanaged garbage collection in default compartments during frame-chain restoration. Affected products from the provided data include Mozilla Firefox (before 24.0), Thunderbird (be...

CVE-2013-5596

Affected software: Mozilla Firefox (before 25.0), Firefox ESR (before 24.1, 24.x line), Thunderbird (before 24.1), SeaMonkey (before 2.22). Vulnerability: cycle-collection (CC) in Firefox may misdetermine the thread for releasing an image object, enabling a remote attacker to trigger arbitrary co...

CVE-2015-0797

CVE-2015-0797 affects GStreamer up to 1.4.4 (GStreamer 1.4.x) when used by Mozilla Firefox before 38.0, Firefox ESR 31.x before 31.7, and Thunderbird before 31.7 on Linux. The flaw is a buffer over-read in H.264 video data processing in the GStreamer pipeline (m4v files) that can cause a denial o...

CVE-2017-5406

CVE-2017-5406 is a memory/segmentation fault in the Skia graphics library triggered during certain canvas operations due to issues with mask/clip intersection and empty masks. Affected products include Mozilla Firefox and Mozilla Thunderbird (Firefox/Thunderbird versions earlier than 52). The roo...

CVE-2025-0510

Thunderbird vulnerability: The From address can be displayed incorrectly when the From field uses the invalid group name syntax described in CVE-2024-49040. Affects Thunderbird <128.7 and

CVE-2025-8032

XSLT document loading in Mozilla Firefox and Thunderbird failed to correctly propagate the source document, resulting in a Content Security Policy (CSP) bypass . This vulnerability affects Firefox < 141, Firefox ESR < 128.13, Firefox ESR < 140.1, Thunderbird < 141, Thunderbird < 12...

CVE-2006-1728

CVE-2006-1728 affects multiple Mozilla-based products (Firefox and Thunderbird 1.x < 1.5.0.2; Mozilla Suite < 1.7.13; SeaMonkey

CVE-2008-0415

CVE-2008-0415 affects Mozilla Firefox < 2.0.0.12, Thunderbird < 2.0.0.12, and SeaMonkey

CVE-2010-3166

CVE-2010-3166 concerns a heap-based buffer overflow in Mozilla code (nsTextFrameUtils::TransformText) that could allow remote code execution via a bidirectional text run. Affected products/versions: 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; Sea...

CVE-2011-0071

CVE-2011-0071 is a directory traversal vulnerability affecting Mozilla Firefox prior to 3.5.19, and Firefox 3.6.x prior to 3.6.17, Thunderbird prior to 3.1.10, and SeaMonkey prior to 2.0.14 on Windows. The issue allows remote attackers to determine the existence of arbitrary files, and potentiall...

CVE-2011-2986

CVE-2011-2986 affects Mozilla Firefox 4.x–5, Thunderbird before 6, and SeaMonkey 2.x before 2.3 on Windows when using Direct2D. The issue allows cross‑origin data theft by inserting image data from a different domain into a canvas, potentially bypassing the Same Origin Policy. Root cause, as stat...

CVE-2012-0460

CVE-2012-0460 affects Mozilla Firefox 4.x–10.0, Firefox ESR 10.x before 10.0.3, Thunderbird 5.0–10.0, Thunderbird ESR 10.x before 10.0.3, and SeaMonkey before 2.8. The issue arises from insufficiently restricting write access to the window.fullScreen object, enabling remote pages to spoof the use...

CVE-2013-0752

Technical details for CVE-2013-0752 are not publicly available in the provided documents. Monitor for updates from vendors and security advisories.

CVE-2013-1720

The CVE-2013-1720 issue affects Mozilla Firefox (pre-24.0), Thunderbird (pre-24.0), and SeaMonkey (pre-2.21) where the nsHtml5TreeBuilder::resetTheInsertionMode logic fails to correctly maintain the insertion-mode stack for template elements. This misstate allows a remote attacker to trigger use ...

CVE-2013-1723

CVE-2013-1723 affects Mozilla Firefox (before 24.0), Thunderbird (before 24.0) and SeaMonkey (before 2.21). The NativeKey widget processes key messages after destruction by a dispatched event listener, enabling a denial of service (application crash) via incorrect event usage after widget-memory ...

CVE-2016-1523

CVE-2016-1523 concerns Graphite 2 Libgraphite’s SillMap::readFace in FeatureMap.cpp, used by Mozilla Firefox before 43.0 and Firefox ESR 38.x before 38.6.1. A mis-handled return value can allow remote attackers to cause denial of service via a crafted Graphite smart font. Affected component is Gr...

CVE-2025-6436

Mozilla Firefox and Thunderbird versions prior to 140 are affected by memory safety bugs that can cause memory corruption . A remote attacker could potentially exploit these flaws to achieve arbitrary code execution . These vulnerabilities have been addressed in Firefox 140 and Thunderbird 140 . ...

CVE-2011-2999

The CVE-2011-2999 issue affects Mozilla Firefox (pre-3.6.23 and 4.x–5), Thunderbird (pre-6.0), and SeaMonkey (pre-2.3) where a frame named location could shadow window.location, bypassing Same Origin Policy via a crafted site. This is a remote vulnerability with no explicit exploitation details i...

CVE-2013-0756

CVE-2013-0756 corresponds to a use-after-free in Mozilla Firefox’s obj_toSource path that can be triggered by a crafted web page referencing JavaScript Proxy objects, allowing remote code execution via standard web-visit attack vectors. Affected products include Firefox (pre-18.0), Firefox ESR 17...

CVE-2015-2725

CVE-2015-2725 refers to multiple memory safety vulnerabilities in Mozilla Firefox (and Thunderbird) that could allow remote code execution or memory corruption leading to a crash. The connected IBM advisories confirm affected products (IBM Storwize V7000 Unified and IBM SONAS) ship Firefox compon...

CVE-2017-17689

CVE-2017-17689 arises from S/MIME CBC gadget attacks (EFAIL) that can lead to plaintext exfiltration. Connected sources show this affecting KDE PIM/KMail components and related mail tooling across Linux/macOS ecosystems, with public advisories describing how S/MIME/CBC malleability could leak pla...

CVE-2017-5418

CVE-2017-5418 is an out-of-bounds read error in parsing HTTP digest authorization responses, leading to information leakage. Affected products are Mozilla Firefox and Thunderbird prior to version 52.0. The issue is fixed in Firefox 52.0+ (and related Thunderbird updates per advisories), with reme...

CVE-2020-15685

CVE-2020-15685 affects Thunderbird prior to 78.7. During the plaintext phase of STARTTLS, protocol commands could be injected and evaluated within the encrypted session. Affected product: Thunderbird (before 78.7). Root cause: insufficient validation during STARTTLS plaintext phase. Impact: poten...

CVE-2025-8027

On 64-bit platforms, CVE-2025-8027 is caused by a discrepancy where IonMonkey-JIT only writes 32 bits of the 64-bit return value space onto the stack, while Baseline-JIT reads the full 64 bits. This unvalidated return value vulnerability can allow attackers to compromise the confidentiality, inte...

CVE-2026-12324

Mozilla products, including Firefox , Firefox ESR , and Thunderbird , are affected by CVE-2026-12324 due to incorrect boundary conditions in the Graphics: CanvasWebGL component. This vulnerability has been addressed in Firefox 152 , Firefox ESR 140.12 , Thunderbird 152 , and Thunderbird 140.12 . ...

CVE-2026-16351

A use-after-free vulnerability in the DOM: Navigation component of Mozilla Firefox and Thunderbird allows for a sandbox escape . This security flaw affects the firefox , firefox-esr , and thunderbird packages. Remediation is available in Firefox 153 , Firefox ESR 115.38 , Firefox ESR 140.13 , Thu...

CVE-2026-6776

Mozilla Firefox , Firefox ESR , and the Thunderbird email client are vulnerable to a security issue in the WebRTC: Networking component due to incorrect boundary conditions . Specifically, the vulnerability arises from the execution of operations outside of the buffer in memory, which could allow...

CVE-2007-3735

CVE-2007-3735 affects Mozilla Firefox before 2.0.0.5 and Thunderbird before 2.0.0.5. The vulnerability is in the JavaScript engine and can cause a remote crash via memory corruption, as described in the initial entry. Connected advisories also reference patches to address these issues (e.g., Fire...

CVE-2010-3175

CVE-2010-3175 is described in connected content as: Mozilla Firefox 3.6.x before 3.6.11 and Thunderbird 3.1.x before 3.1.5 contain multiple unspecified browser-engine vulnerabilities that could lead to memory corruption, DoS, or arbitrary code execution via unknown vectors. The MiracleLinux AXSA-...

CVE-2011-2989

The CVE-2011-2989 entry describes a WebGL memory-corruption flaw in the browser engine affecting Firefox 4.x–5 , SeaMonkey 2.x before 2.3 , and Thunderbird before 6 , with potential for memory corruption, DoS, or arbitrary code execution via unspecified vectors. Connected documents confirm instan...

CVE-2011-3655

CVE-2011-3655 affects Mozilla Firefox 4.x–7.0 and Thunderbird 5.0–7.0, where access control is bypassed due to lack of checking for NoWaiverWrapper, enabling privilege escalation from a crafted web site. The Solaris/OSSVA/Nessus entries corroborate this issue as part of a broader Firefox/Thunderb...

CVE-2012-0451

CVE-2012-0451 affects Mozilla Firefox 4.x–10.0 (and ESR 10.x before 10.0.3), Thunderbird 5.0–10.0, and SeaMonkey before 2.8. The issue is a CRLF injection via crafted HTTP headers that can bypass CSP restrictions and potentially enable XSS. Remediation in the connected documents points to applyin...

CVE-2012-1955

The CVE applies to Mozilla Firefox 4.x–13.0, Firefox ESR 10.x before 10.0.6, Thunderbird 5.0–13.0, Thunderbird ESR 10.x before 10.0.6, and SeaMonkey before 2.11. It enables remote attackers to spoof the address bar using navigation history (history.forward/history.back). Root cause is likely a fl...

CVE-2012-5841

CVE-2012-5841 affects Mozilla Firefox (before 17.0), Firefox ESR (10.x before 10.0.11), Thunderbird (before 17.0), Thunderbird ESR (before 10.0.11) and SeaMonkey (before 2.14). The issue arises from cross-origin wrappers with a filtering behavior that fails to restrict write actions, enabling rem...

CVE-2013-1724

CVE-2013-1724 is a use-after-free in Mozilla Firefox (and related Mozilla products) where mozilla::dom::HTMLFormElement::IsDefaultSubmitElement can be triggered by a destroyed SELECT element. Affected software includes Firefox before 24.0, Thunderbird before 24.0, and SeaMonkey before 2.21. The v...

CVE-2014-1565

Technical details about CVE-2014-1565 are not provided in the connected documents. OpenSUSE and OSV entries reference Firefox-related updates but do not describe affected components, impact, or fixes for this CVE. Monitor for updates.

CVE-2016-5294

CVE-2016-5294 : The Mozilla Updater can select an arbitrary target working directory for update-output files, requiring local access and restricting impact to Windows. Affected: Thunderbird < 45.5, Firefox ESR < 45.5, Firefox

CVE-2022-3155

CVE-2022-3155 affects Mozilla Thunderbird and is described as: when saving or opening a mail attachment on macOS, Thunderbird failed to set the com.apple.quarantine attribute on the received file. If the file was an application, opening it could launch the application immediately without user con...

CVE-2025-3523

The Mozilla Thunderbird email client is vulnerable to a User Interface (UI) Misrepresentation issue. When an email contains multiple attachments with external links provided via the X-Mozilla-External-Attachment-URL header, the client only displays the last link in the hover text for any of the a...

CVE-2011-2366

CVE-2011-2366 : Gecko-based browsers (Firefox < 5.0, Thunderbird

CVE-2012-1963

CVE-2012-1963 is a real vulnerability described in multiple sources. It affects Mozilla Firefox 4.x–13.0, Firefox ESR 10.x prior to 10.0.6, Thunderbird 5.0–13.0, Thunderbird ESR 10.x prior to 10.0.6, and SeaMonkey before 2.11. The issue is that the Content Security Policy (CSP) blocked-uri string...