CVE-2005-2602

Technical details about CVE-2005-2602 are not publicly provided in the supplied documents. Monitor for updates from vendors and vulnerability trackers.

CVE-2011-3649

CVE-2011-3649 affects Mozilla Firefox 7.0 and Thunderbird 7.0 on Windows when using Direct2D with the Azure graphics backend, allowing cross-origin image data to be read via a manipulated canvas (Same Origin Policy bypass). The issue stems from a regression introduced by CVE-2011-2986. According ...

CVE-2026-16389

CVE-2026-16389 affects the Libraries component of NSS. The root cause is described as incorrect boundary conditions that lead to an integer overflow. The vulnerability is rated high (CVSS v3.1 base score 9.8; CRITICAL; network attack vector, no privileges, no user interaction) and would impact sy...

CVE-2026-2761

CVE-2026-2761 is a sandbox-escape vulnerability in the Graphics: WebRender component of Mozilla Firefox/Thunderbird. The issue is fixed in Firefox 148, Firefox ESR 115.33 and 140.8, as well as Thunderbird 148 and Thunderbird 140.8 per the provided advisories. Connected documents confirm this exac...

CVE-2026-74935

Mozilla Firefox's DOM Networking component has a privilege escalation flaw, scoring CVSS 8.8 (HIGH). An attacker can trigger it via a malicious webpage (network vector, low complexity). Affected users should upgrade to Firefox 154, ESR 115.39, ESR 140.14, or ESR 153.1. No in-the-wild exploitation...

CVE-2026-74987

CVE-2026-74987 covers internally discovered bugs in Thunderbird ESR 140.13 , Thunderbird ESR 153.0 , and Thunderbird 153 , with some showing evidence of memory corruption or other security-relevant defects. Mozilla presumes that with sufficient effort some could have been exploited. The CVSS 3.1 ...

CVE-2004-0909

Mozilla Firefox prior to the Preview Release, Mozilla before 1.7.3, and Thunderbird before 0.8 are affected by CVE-2004-0909. The issue allows remote attackers to trick users into performing unintended actions, including software installation, via signed scripts that request enhanced abilities us...

CVE-2025-10536

Mode C: CVE-2025-10536 is an Information disclosure in the Networking: Cache component affecting Firefox < 143, Firefox ESR < 140.3, Thunderbird < 143, and Thunderbird

CVE-2025-8044

CVE-2025-8044 corresponds to memory safety bugs found in Firefox 140 and Thunderbird 140, with memory corruption evidence and a potential to allow arbitrary code execution. Affected products are Firefox and Thunderbird versions earlier than 141. The consolidated sources indicate the issues are me...

CVE-2026-12299

CVE-2026-12299 is a JIT miscompilation vulnerability in the DOM: Core & HTML component that affects Firefox and Thunderbird products. The issue is fixed in Firefox 152, Firefox ESR 140.12, Firefox ESR 115.37, Thunderbird 152, and Thunderbird 140.12. The CVSSv3.1 vector is CVSS:3.1/AV:N/AC:H/PR:N/...

CVE-2026-16371

CVE-2026-16371: Privilege escalation in the DOM: Navigation component. The Mozilla advisories indicate this affects Firefox and Thunderbird products and is fixed in Firefox 153 / ESR 140.13 and Thunderbird 153 / 140.13. Remediation: upgrade to Firefox 153 (or ESR 140.13) and Thunderbird 153 (or 1...

CVE-2026-16396

CVE-2026-16396 is a privilege-escalation issue in WebExtensions that affects Mozilla Firefox and Thunderbird components. Public advisories indicate the vulnerability was fixed in Firefox 153, Firefox ESR 140.13, Thunderbird 153, and Thunderbird 140.13. The CVSS data from the initial document show...

CVE-2026-74937

CVE-2026-74937 is a use-after-free vulnerability in the JavaScript: GC component of Mozilla Firefox and Thunderbird . The CVSS 3.1 score is 8.8 (HIGH) with a network attack vector, low complexity, no privileges required, but user interaction required, leading to high impact on confidentiality, in...

CVE-2026-74938

A mitigation bypass in the JavaScript: GC component of Firefox and Thunderbird allows remote attackers to bypass memory-protection mitigations, potentially leading to arbitrary code execution. CVSS 9.1 (CRITICAL). Fixed in Firefox 154, Firefox ESR 153.1, Thunderbird 154, and Thunderbird 153.1 . S...

CVE-2026-74961

CVE-2026-74961 is a side-channel vulnerability in the Web Audio component of Mozilla Firefox and Thunderbird. It is rated CVSS 9.1 (Critical) with a network attack vector requiring no privileges or user interaction, and high impact on both confidentiality and integrity. The flaw allows an attacke...

CVE-2026-74988

CVE-2026-74988 covers internally found bugs in Thunderbird ESR 153.0 , Thunderbird 153 , Firefox ESR 153.0 , and Firefox 153 . Some of these bugs showed evidence of memory corruption or another security-relevant defect, and Mozilla presumes that with enough effort some could have been exploited. ...

CVE-2026-74989

CVE-2026-74989 affects Thunderbird 153 and Firefox 153 , encompassing internally discovered bugs that exhibited evidence of memory corruption or other security-relevant defects. Mozilla presumes that with sufficient effort, some of these bugs could have been exploited to achieve remote code execu...

CVE-2004-0762

CVE-2004-0762 affects Mozilla before 1.7, Firefox before 0.9, and Thunderbird before 0.7. An attacker could lure a remote web site to trigger interaction events to manipulate the XPInstall Security dialog, allowing installation of arbitrary extensions. The vulnerability is documented with a high ...

CVE-2006-0299

CVE-2006-0299 affects Mozilla Firefox up to 1.5.0.1, Thunderbird 1.5 (when JavaScript runs in mail), and SeaMonkey before 1.0. The issue arises from the E4X implementation exposing the internal AnyName object to external interfaces, allowing multiple cooperating domains to exchange information an...

CVE-2025-10527

The CVE-2025-10527 entry corresponds to a sandbox escape via use-after-free in the Graphics: Canvas2D component. Affected products include Firefox <143, Firefox ESR <140.3, Thunderbird <143, and Thunderbird

CVE-2026-2758

CVE-2026-2758 is a memory-safety use-after-free in the Mozilla Firefox JavaScript GC component. Public details show it affects Firefox and Thunderbird families and was fixed in Firefox 148, Firefox ESR 115.33, Firefox ESR 140.8, Thunderbird 148, and Thunderbird 140.8. Multiple connected advisorie...

CVE-2011-3652

CVE-2011-3652 affects Mozilla Firefox and Thunderbird prior to version 8.0 due to a browser engine memory allocation bug. This can cause memory corruption and application crashes, with potential for remote arbitrary code execution via unspecified vectors. Remediation is to upgrade to Firefox/Thun...

CVE-2011-3671

The CVE-2011-3671 entry describes a use-after-free vulnerability in Mozilla’s nsHTMLSelectElement.cpp (nsHTMLSelectElement) affecting Firefox 4.x–8.0, Thunderbird 5.0–8.0, and SeaMonkey

CVE-2014-2018

CVE-2014-2018 is an XSS issue in Mozilla Thunderbird 17.x–17.0.8, Thunderbird ESR 17.x–17.0.10, and SeaMonkey

CVE-2025-10533

CVE-2025-10533 describes an integer overflow in the SVG component affecting Firefox before 143, Firefox ESR before 115.28 and 140.3, Thunderbird before 143 and 140.3. Connected sources confirm the same vulnerability details. The Astra Linux security bulletin echoes this issue and lists the affect...

CVE-2026-12298

CVE-2026-12298 is a memory-safety bug affecting Firefox and Thunderbird components, with fixes in Firefox 152, Firefox ESR 140.12, Thunderbird 152, and Thunderbird 140.12. Connected advisories (ALSA/RLSA/SUSE/Fedora/Red Hat) enumerate the same CVE among a broader set of related issues and indicat...

CVE-2011-3654

CVE-2011-3654 : The browser engine in Mozilla Firefox before 8.0 and Thunderbird before 8.0 mishandles links from SVG mpath elements to non-SVG elements, enabling memory corruption and application crash and possibly arbitrary code execution via unspecified vectors. Impact is a high-severity memor...

CVE-2011-3665

CVE-2011-3665 affects Mozilla Firefox (4.x–8.0), Thunderbird (5.0–8.0), and SeaMonkey before 2.6. The issue is an improper handling of an Ogg VIDEO element after scaling, which can cause a crash or potentially other impact. Connected advisories corroborate MFSA2011-58 and related fixes across ope...

CVE-2026-0877

CVE-2026-0877 is a mitigation bypass in the DOM: Security component, affecting Firefox versions below 147, including Firefox ESR <115.32 and ESR

CVE-2026-14899

The CVE-2026-14899 issue is a memory-safe vulnerability in Thunderbird’s MIME header parser when forwarding messages with headers visible. An off-by-one error could allow reading a byte beyond the header buffer, potentially causing a crash. Affected component: Thunderbird MIME header parsing duri...

CVE-2026-8953

CVE-2026-8953 describes a sandbox escape caused by a use-after-free in the Disability Access APIs component. Affected products include Firefox (fixed in Firefox 151) and Firefox ESR (115.36, 140.11), as well as Thunderbird (151, 140.11). The public records indicate a memory-unsafe defect in the D...

CVE-2002-2437

The CVE-2002-2437 entry describes an information-disclosure flaw in the JavaScript implementation of Mozilla Firefox (before 4.0), Thunderbird (before 3.3), and SeaMonkey (before 2.1). The vulnerability arises from improper restrictions on the values returned by getComputedStyle, enabling remote ...

CVE-2004-0907

CVE-2004-0907 affects Linux installs of Mozilla Firefox (pre-Preview Release), Mozilla (pre-1.7.3), and Thunderbird (pre-0.8). The root cause is insecure permissions on files created during the installation tarball extraction, which could let local users overwrite files and execute arbitrary code...

CVE-2010-5074

CVE-2010-5074 affects Mozilla Firefox (before 4.0), Thunderbird (before 3.3), and SeaMonkey (before 2.1). The vulnerability stems from the layout engine comparing visited vs. unvisited links while processing CSS token sequences, causing a timing-based information disclosure. An attacker could rem...

CVE-2011-3653

CVE-2011-3653 affects Mozilla Firefox < 8.0 and Thunderbird

CVE-2026-12310

CVE-2026-12310 is a memory-safety bug in Mozilla Firefox/Thunderbird fixed in Firefox 152, Firefox ESR 140.12, Thunderbird 152, and Thunderbird 140.12. The CVSSv3.1 base score is 7.5 (HIGH) with network attack vector, no user interaction required, and impact limited to confidentiality. The connec...

CVE-2026-12325

CVE-2026-12325 is a denial-of-service vulnerability in the Graphics: ImageLib component. Affected products include Mozilla Firefox and Thunderbird; root cause and impact are described as DoS in ImageLib. The vulnerability is fixed in Firefox 152, Firefox ESR 140.12, Firefox ESR 115.37, Thunderbir...

CVE-2026-16363

The CVE-2026-16363 entry describes a JIT miscompilation vulnerability in the JavaScript: WebAssembly component of Mozilla Firefox. Affected product is Firefox and Firefox ESR; the root cause is a miscompilation in the JavaScript/WebAssembly engine. The vulnerability is rated critical (CVSS v3.1: ...

CVE-2026-6783

CVE-2026-6783 involves an incorrect boundary handling and integer overflow in the Audio/Video Playback component. Affected software is Mozilla Firefox and Thunderbird; the issue is mitigated by upgrading to Firefox 150 and Thunderbird 150, which include the fix. The CVSS-based reports indicate a ...

CVE-2004-2226

This CVE affects Mozilla Mail 1.7.1/1.7.3 and Thunderbird before 0.9. When HTML-Mails is enabled, an attacker can cause an HTML e‑mail to reference a CSS document on the attacker's server, enabling a remote attacker to determine valid e‑mail addresses. The core issue is an information-disclosure ...

CVE-2026-16384

CVE-2026-16384 : Information disclosure caused by uninitialized memory in Firefox’s Graphics: WebGPU component. Affected product: Firefox (Graphics: WebGPU). Root cause: uninitialized memory leading to potential leakage. Impact per CVSS: Confidentiality High; no integrity/availability impact repo...

CVE-2026-16410

CVE-2026-16410: A JIT miscompilation in the JavaScript Engine's JIT component of Firefox was fixed in Firefox 153. Affected versions are prior to 153; use of the vulnerable JIT code could lead to high-severity impact per reported CVSS metrics (CRITICAL, HIGH confidentiality, integrity, availabili...

CVE-2026-2763

CVE-2026-2763 is a use-after-free in the JavaScript Engine component of Mozilla Firefox. The vulnerability affects Firefox and related ESR branches, and has been fixed in Firefox 148 and ESR versions 115.33, 140.8; Thunderbird 148/140.8 are also listed in fixed advisories. Connected sources corro...

CVE-2026-2774

CVE-2026-2774 is an integer overflow in the Firefox Audio/Video component. Public sources indicate Firefox/ESR updates (Firefox 148, ESR 115.33, ESR 140.8) fix the flaw; affected products include Firefox and Thunderbird per accompanying advisories. The issue is rated high/critical by CVSS sources...

CVE-2005-3402

CVE-2005-3402 affects Mozilla Thunderbird SMTP client (notably 1.0.5 BETA and 1.0.7). The issue is that Thunderbird does not notify users when it cannot establish a secure channel with the SMTP server, enabling a MITM to obtain authentication information by bypassing TLS or downgrading CRAM-MD5 t...

CVE-2011-2991

CVE-2011-2991 affects the Mozilla browser engine in Firefox 4.x–5, SeaMonkey 2.x prior to 2.3, and Thunderbird prior to 6. The issue arises from improper JavaScript handling, enabling remote attackers to trigger memory corruption and cause a crash, with potential arbitrary code execution via unsp...

CVE-2012-1943

CVE-2012-1943 involves an untrusted search path vulnerability in Updater.exe of the Mozilla Updater Service on Windows, affecting Firefox 12.0, Thunderbird 12.0, and SeaMonkey 2.9. The issue allows local privilege escalation through loading a Trojan horse wsock32.dll located in an application dir...

CVE-2026-0878

CVE-2026-0878 describes a sandbox escape caused by incorrect boundary conditions in the Graphics: CanvasWebGL component. Affected: Firefox < 147, Firefox ESR < 140.7, Thunderbird < 147, Thunderbird

CVE-2026-2778

CVE-2026-2778: Sandbox escape due to incorrect boundary conditions in the DOM: Core & HTML component. Affected: Firefox (pre-148), Firefox ESR (pre-115.33/140.8); Thunderbird (pre-148, pre-140.8). Fixes: Firefox 148, ESR 115.33/140.8; Thunderbird 148/140.8. Practical impact: sandbox escape potent...

CVE-2026-2779

CVE-2026-2779 covers incorrect boundary conditions in Networking: JAR within Firefox (and Firefox ESR). Public advisories indicate the issue affects Firefox before version 148 and Firefox ESR before 140.8, with Firefox 148/ESR 140.8 and Thunderbird updates mitigating it. The connected Amazon Linu...