CVE-2005-0587

CVE-2005-0587 : Firefox versions before 1.0.1 and Mozilla before 1.7.6 are affected. A remote attacker can trick a user into downloading a .LNK file twice, causing arbitrary files referenced by the first link to be overwritten. This stems from how the .LNK files are processed during download. Aff...

CVE-2014-1494

CVE-2014-1494 concerns multiple memory-safety vulnerabilities in the browser engine of Mozilla Firefox prior to 28.0 and SeaMonkey prior to 2.25, with remote denial of service or potential arbitrary code execution via unknown vectors. The connected docs confirm that these issues are part of MFSA ...

CVE-2024-31392

The CVE-2024-31392 entry concerns Firefox for iOS prior to version 124, where an insecure element added to a page after a delay could fail to replace the secure icon with the correct mixed content status. Concrete details in connected documents identify the affected product as Firefox for iOS, th...

CVE-2026-12304

CVE-2026-12304 involves a Same-origin policy bypass in the Networking: Cookies component affecting Mozilla products. The vulnerability is documented for Firefox and Thunderbird (including firefox-esr and Thunderbird ESR variants) with fixes implemented in Firefox 152, Firefox ESR 140.12, Thunderb...

CVE-2026-2796

CVE-2026-2796 describes a JIT miscompilation in the JavaScript: WebAssembly component that affects Firefox and Thunderbird prior to version 148. The root cause is a JIT miscompilation in the WebAssembly pathway within the JavaScript engine, leading to a high-severity impact (as reflected by the C...

CVE-2026-6751

CVE-2026-6751 is a vulnerability described as an uninitialized memory issue in the Audio/Video: Web Codecs component. The primary CVE entry references Firefox (fixed in Firefox 150 and Firefox ESR 140.10), Thunderbird (fixed in Thunderbird 150 and Thunderbird 140.10). Connected advisories confirm...

CVE-2026-6760

Mitigation bypass in the Networking: Cookies component (CVE-2026-6760) affects Firefox and Thunderbird; root cause is a bypass of cookie-related mitigations. The CVSSv3.1 metrics indicate network attack vector, no privileges required, no user interaction, with high impact to confidentiality, inte...

CVE-2026-6771

CVE-2026-6771 is a mitigation bypass in the DOM: Security component. The affected products include Firefox and Thunderbird; the vulnerability was fixed in Firefox 150, Firefox ESR 140.10, Thunderbird 150, and Thunderbird 140.10. Actionability: update to the listed versions to remediate. Connected...

CVE-2009-4102

The CVE-2009-4102 entry concerns the Sage Firefox extension (1.4.3 and earlier) which processes feed descriptions with chrome privileges, enabling remote command execution and cross-domain scripting via crafted RSS/Atom feeds. Affected versions include Sage prior to 1.4.6; Debian’s advisory and J...

CVE-2025-23109

CVE-2025-23109 affects Firefox for iOS prior to version 134. The issue arises from long hostnames in URLs that can be used to obscure the actual host or spoof the website address. Mozilla’s advisory MFSA2025-06 confirms fixes shipped with Firefox iOS 134, and related entries note client-side path...

CVE-2026-6768

CVE-2026-6768 is a mitigation bypass in Mozilla’s Networking: Cookies component. Connected advisories confirm the vulnerability affects Mozilla products and is mitigated by upgrades to Firefox 150 and Thunderbird 150. Fedora/NSS/Firefox plugins list this CVE among a batch (CVE-2026-6768 included)...

CVE-2026-6784

CVE-2026-6784 covers memory safety bugs in Mozilla Firefox 149 and Thunderbird 149 that could lead to memory corruption and, with sufficient effort, potentially arbitrary code execution. The vulnerability is evidenced across multiple feeds and is mitigated by upgrading to Firefox 150 and Thunderb...

CVE-2009-1597

Summary : CVE-2009-1597 affects Mozilla Firefox. What’s affected : Firefox’s handling of a javascript: URI in the target attribute of a submit element within a form embedded in a PDF, potentially bypassing Adobe Acrobat JavaScript restrictions. Root cause / vector : DOM calls triggered by the jav...

CVE-2013-0781

CVE-2013-0781 is a use-after-free in Mozilla’s nsPrintEngine::CommonPrint that affects Firefox, Thunderbird, and SeaMonkey versions prior to their listed fixes (Firefox before 19.0, Thunderbird before 17.0.3, SeaMonkey before 2.16). The underlying issue is a heap memory corruption/use-after-free ...

CVE-2017-5450

CVE-2017-5450 describes a spoofing vulnerability in Firefox for Android where the address bar can be spoofed via a javascript: URI due to incorrect parsing of the base URL. Affected: Firefox for Android versions

CVE-2017-5471

Summary (CVE-2017-5471): Firefox

CVE-2026-16405

CVE-2026-16405 is an information disclosure vulnerability in Firefox’s Networking: WebSockets component. The issue affects the WebSockets handling and has a high confidentiality impact; it was fixed in Firefox 153 and Firefox ESR 140.13. Current sources do not provide exploit details or in-the-wi...

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-2011-2670

CVE-2011-2670 affects Mozilla Firefox prior to 3.6. The vulnerability arises in the rendering of Cascading Style Sheets (CSS), enabling cross-site scripting (XSS). The impact per sources is arbitrary script execution in the affected browser. Affected product/version: Firefox

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-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-2017-7767

CVE-2017-7767 involves privilege escalation and arbitrary file overwrites via the Mozilla Windows Updater and Mozilla Maintenance Service on Windows. Affected products are Firefox ESR versions older than 52.2 and Firefox versions older than 54. The root cause is the update/maintenance components ...

CVE-2025-4085

CVE-2025-4085 affects Mozilla Firefox (earlier than 138.0) and Mozilla Thunderbird (earlier than 138.0). The issue arises when a content process could abuse the privileged UITour actor to leak sensitive information or escalate privileges. The description consistently identifies the root cause as ...

CVE-2026-12294

CVE-2026-12294 concerns a Sandbox escape in the DOM: Workers component found in Mozilla products. The vulnerability affects Firefox (including Firefox 152 and ESR branches 140.12 and 115.37) and Thunderbird (152 and 140.12). The underlying issue is a sandbox escape in the Workers component, with ...

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-2007-0896

CVE-2007-0896 affects Sage before 1.3.10 and Sage++ extensions for Firefox. The vulnerability is a cross-site scripting (XSS) flaw that allows remote attackers to inject arbitrary script or HTML via a <SCRIPT/=''SRC=' sequence in an RSS feed. Supported sources classify the issue as active hist...

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-2025-4090

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

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-2025-8036

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-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-2026-16375

CVE-2026-16375 affects Mozilla Firefox’s Networking: HTTP component with a site isolation issue. The vulnerability was fixed in Firefox 153 and Firefox ESR 140.13. Affected product: Firefox (Networking: HTTP) with site isolation as the underlying bug. According to the provided documents, the CVSS...

CVE-2026-6764

CVE-2026-6764 is an issue described as incorrect boundary conditions in the DOM: Device Interfaces component, affecting Firefox/Thunderbird. Public references in the connected advisories show fixes for this CVE in Firefox 150 (and ESR 140.10) and Thunderbird 150 (and Thunderbird 140.10). The root...

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-2017-5463

CVE-2017-5463 affects Firefox for Android prior to version 53.0. The issue arises when Android intents can launch Firefox in reader mode with a user-supplied URL, allowing spoofing of the address bar contents shown to users. Public details in the provided sources confirm the affected product (Fir...

CVE-2026-12295

CVE-2026-12295 describes a sandbox escape in the DOM: Navigation component affecting Mozilla Firefox and Thunderbird. The vulnerability is fixed in Firefox 152, Firefox ESR 140.12, Firefox ESR 115.37, Thunderbird 152, and Thunderbird 140.12. The entry lists a CVSS v3.1 base score of 9.6 (CRITICAL...

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-2017-7760

CVE-2017-7760 affects Mozilla Firefox/Firefox ESR on Windows via the Mozilla Windows Updater and Maintenance Service. The vulnerability stems from the updater reading the original file and applying changes, with a malicious actor able to pass a crafted path to the callback parameter, enabling man...

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-2026-2797

CVE-2026-2797 is a use-after-free in the JavaScript: GC component affecting Firefox and Thunderbird. The issue was fixed in Firefox 148 and Thunderbird 148. Public exploits are noted in some sources; CVSS metrics indicate a high-severity, memory-safety class vulnerability with network attack vect...

CVE-2026-6748

CVE-2026-6748 concerns uninitialized memory in Mozilla’s Audio/Video: Web Codecs component. The Initial CVE page notes fixes in Firefox 150, Firefox ESR 140.10, Thunderbird 150, and Thunderbird 140.10. Connected advisories from Debian (DSA-6225/DSA-6229) and DLA-4549/4546/NASL entries confirm mul...

CVE-2026-6752

CVE-2026-6752 is a WebRTC boundary-conditions vulnerability in Mozilla Firefox/Thunderbird. The issue is caused by incorrect boundary conditions in the WebRTC component, leading to potential impact as described in the advisory. The connected sources confirm fixed versions: Firefox 150, Firefox ES...

CVE-2023-37456

Summary of CVE-2023-37456 (Firefox for iOS) : The issue is a crash in the session restore helper when no parameter is sent to the message handler, affecting Firefox for iOS versions prior to 115. Per connected documents, this creates a denial-of-service risk that can be triggered remotely. The ro...

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-2026-16351

CVE-2026-16351 is a sandbox escape caused by a use-after-free in the DOM: Navigation component. It affected Mozilla Firefox and Firefox ESR prior to 115.38, with fixes in Firefox 153 and ESR 115.38/140.13. Affected products include Firefox ESR versions older than 115.38 (per multiple feeds), and ...

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-2026-16383

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-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-2012-3983

CVE-2012-3983 affects Mozilla Firefox (pre-16.0), Thunderbird (pre-16.0), and SeaMonkey (pre-2.13). Reported memory safety vulnerabilities could cause memory corruption and crashes and potentially allow arbitrary code execution via unknown vectors. Remediation evidenced in connected documents inc...