CVE-2013-0754

CVE-2013-0754 is a use-after-free in the ListenerManager of Mozilla Firefox (and related Firefox ESR, Thunderbird, SeaMonkey). According to the description, triggering garbage collection after memory allocation for listener objects can allow a remote attacker to execute arbitrary code. Affected p...

CVE-2017-7779

CVE-2017-7779 is a set of memory-safety issues reported in Mozilla Thunderbird and Mozilla Firefox components prior to Firefox 55 and Thunderbird 52.3. The Arch Linux ASA-201708-18 and related advisories describe multiple flaws (memory corruption, use-after-free, out-of-bounds reads, and other me...

CVE-2022-45409

CVE-2022-45409 describes a use-after-free in the garbage collector: GCRuntime::finishCollection could be bypassed, allowing an abort of GC in multiple states/zones and potentially causing a crash that could be exploitable. Affected software includes Firefox ESR < 102.5, Thunderbird < 102.5,...

CVE-2017-5429

CVE-2017-5429 involves memory safety bugs in Mozilla Firefox (52 and ESR 45.8/52) and Thunderbird 52. Some bugs show memory corruption and could be exploited to run arbitrary code. Affected: Thunderbird < 52.1; Firefox ESR < 45.9, < 52.1; Firefox

CVE-2017-5446

Technical details about CVE-2017-5446 are not publicly available in the provided connected documents. Monitor for updates from vendors and security advisories to confirm affected products, impact, and fixes.

CVE-2017-7818

Summary: CVE-2017-7818 is a use-after-free vulnerability in Thunderbird (and Firefox/ESR components) involving manipulation of ARIA element arrays via the DOM, leading to a potentially exploitable crash. The connected sources confirm the issue affects Thunderbird prior to 52.4.0 and related Mozil...

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-2017-7823

The CVE-2017-7823 entry describes a CSP sandbox issue where the sandbox did not create a unique origin, causing documents to behave as if allow-same-origin were always specified and enabling potential XSS. Affected products are Mozilla Thunderbird < 52.4, Firefox < 56, and Firefox ESR

CVE-2018-5127

The CVE-2018-5127 issue is a memory-safety buffer overflow in the SVG path handling (svg animatedPathSegList) triggered via script, allowing a potentially exploitable crash. Affected products and versions include Thunderbird < 52.7, Firefox ESR < 52.7, and Firefox

CVE-2017-5449

CVE-2017-5449 affects Mozilla Firefox (and Thunderbird) components where a crash can be triggered during layout/manipulation of bidirectional Unicode text in concert with CSS animations. Public records in connected advisories indicate affected versions: Thunderbird < 52.1, Firefox ESR < 52....

CVE-2018-12372

CVE-2018-12372 affects Mozilla Thunderbird. Decrypted S/MIME parts, when included in HTML crafted for an attack, can leak plaintext in HTML reply/forward messages. Public documentation lists affected product: Thunderbird prior to 52.9. Root cause described across connected sources as leakage of S...

CVE-2023-29531

Technical details about CVE-2023-29531 (affected product, root cause, impact, or fix) are not provided in the connected documents. Monitor for updates from Mozilla and security advisories.

CVE-2009-1307

CVE-2009-1307 is evidenced in connected documents as a vulnerability in the view-source: URI handling in Mozilla Firefox before 3.0.9 (also affecting Thunderbird and SeaMonkey) that breaks the Same Origin Policy. It enables remote attackers to bypass cross-domain restrictions and connect to arbit...

CVE-2022-45414

CVE-2022-45414 is a Thunderbird HTML-email parsing vulnerability. When a user quotes an HTML message containing a VIDEO tag with a POSTER attribute or an OBJECT tag with a DATA attribute, Thunderbird could perform a network request to the remote URL and display an image loaded from the POSTER in ...

CVE-2016-10196

CVE-2016-10196 : A stack-based buffer overflow in libevent’s evutil_parse_sockaddr_port (evutil.c) before 2.1.6-beta allows a crafted long string in ip_as_string to cause a denial-of-service (segmentation fault). Affected software is libevent prior to 2.1.6-beta; the description notes the fix in ...

CVE-2018-5187

CVE-2018-5187 corresponds to memory safety bugs reported in Firefox 60/Firefox ESR 60 and affects Thunderbird < 60, Firefox ESR < 60.1, and Firefox

CVE-2022-40960

CVE-2022-40960: Concurrent use of the URL parser with non-UTF-8 data is not thread-safe, causing a use-after-free and potentially exploitable crash. Affected products include Firefox ESR < 102.3, Thunderbird < 102.3, and Firefox

CVE-2023-0616

CVE-2023-0616 affects Thunderbird

CVE-2025-3029

The Mozilla Firefox browser and Thunderbird email client are vulnerable to a spoofing attack due to how they handle specific Unicode characters in a crafted URL. This flaw allows an attacker to conceal the true origin of a page. Affected versions include Firefox < 137 , Firefox ESR < 128.9 ...

CVE-2025-4087

A vulnerability exists in Thunderbird and Firefox where XPath parsing lacks sufficient null checks during attribute access. This flaw can trigger undefined behavior, potentially leading to out-of-bounds read access and memory corruption . The issue affects Firefox versions < 138, Firefox ESR &...

CVE-2014-1514

CVE-2014-1514 affects Mozilla Firefox before 28.0, Firefox ESR 24.x before 24.4, Thunderbird before 24.4, and SeaMonkey before 2.25. The issue arises from not validating the length of the destination array before a copy operation in TypedArrayObject, allowing remote attackers to execute arbitrary...

CVE-2017-5410

CVE-2017-5410 is a memory corruption bug during JavaScript garbage collection (incremental sweeping) that affects Firefox and Thunderbird prior to version 52. Upgrading to Firefox/Thunderbird 52.0 or later (as reflected in multiple advisories) is the remediation. Exploitation details are not prov...

CVE-2017-5435

CVE-2017-5435 is a use-after-free in Firefox/Thunderbird during editor design-mode transaction processing, causing a potentially exploitable crash. Public details place affected products as Firefox/Firefox ESR and Thunderbird prior to certain fixed versions (e.g., Thunderbird < 52.1, Firefox E...

CVE-2017-5466

CVE-2017-5466 describes an origin-confusion bug triggered when a page loaded from an original site via a hyperlink redirects to a data:text/html URL, causing the reloaded page to have an incorrect origin. This enables a cross-site scripting (XSS) risk. Affected products include Mozilla Thunderbir...

CVE-2017-7803

CVE-2017-7803 affects Thunderbird and Firefox browsers with CSP in a page header containing a sandbox directive. The root cause is that when sandbox is present, other CSP directives are ignored, leading to incorrect CSP enforcement. Documents in connected sources specify affected products (Thunde...

CVE-2025-1933

On 64-bit CPUs, the JIT compiler in Mozilla Firefox , Firefox ESR , and Thunderbird fails to properly handle WASM i32 return values , potentially causing them to pick up bits from leftover memory. This flaw can lead to these values being treated as different types, which may allow a remote attack...

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-2012-1970

CVE-2012-1970 affects Mozilla Firefox before 15.0, Thunderbird before 15.0, ESR 10.x before 10.0.7, and SeaMonkey before 2.12. The issue stems from multiple unspecified vulnerabilities in the browser engine that can allow remote attackers to cause memory corruption and application crashes or pote...

CVE-2014-1477

CVE-2014-1477 affects Mozilla Firefox before 27.0 (and related ESR/Thunderbird/SeaMonkey versions) where the browser engine contains multiple unspecified vulnerabilities that could lead to memory corruption, application crashes, or possibly arbitrary code execution via unknown vectors. Exploitati...

CVE-2014-1518

CVE-2014-1518 affects Mozilla Firefox and related browsers (Firefox before 29.0, Firefox ESR 24.x before 24.5, Thunderbird before 24.5, SeaMonkey before 2.26). Reported impact per the connected advisories: remote memory corruption and application crash, with potential arbitrary code execution via...

CVE-2014-1532

CVE-2014-1532 is a use-after-free in Mozilla Firefox’s host-resolution path. Affected products include Firefox before 29.0, Firefox ESR 24.x before 24.5, Thunderbird before 24.5, and SeaMonkey before 2.26, where the vulnerability resides in libxul.so's nsHostResolver::ConditionallyRefreshRecord. ...

CVE-2023-6858

CVE-2023-6858 : Firefox was vulnerable to a heap buffer overflow in the nsTextFragment code path due to insufficient OOM handling. Affected products include Firefox ESR < 115.6, Thunderbird < 115.6, and Firefox

CVE-2025-3030

Memory safety bugs in Firefox , Thunderbird , Firefox ESR , and Thunderbird versions 136 and 128.8 (specifically affecting versions < 137 and

CVE-2014-1509

CVE-2014-1509 is a buffer overflow in cairo's _cairo_truetype_index_to_ucs4 function that affects Mozilla Firefox before 28.0, Firefox ESR 24.x before 24.4, Thunderbird before 24.4, and SeaMonkey before 2.25. The vulnerability can allow remote code execution via a crafted extension that renders f...

CVE-2017-5442

CVE-2017-5442 is a use-after-free in Firefox/Thunderbird during DOM style changes, causing potentially exploitable crashes. Affected products/versions in the provided documents include Thunderbird < 52.1, Firefox ESR < 45.9, Firefox ESR < 52.1, and Firefox

CVE-2014-1493

CVE-2014-1493 is a Mozilla Firefox/Thunderbird/SeaMonkey browser-engine vulnerability reported in multiple advisories. IBM Storwize V7000 Unified and IBM SONAS bulletins note these issues affect shipped Firefox and advise upgrading to version 1.4.3.3 (Storwize Unified) or 1.4.3.3 (SONAS) to apply...

CVE-2014-1531

CVE-2014-1531 is a use-after-free vulnerability in Mozilla Firefox’s image handling. The flaw occurs in nsGenericHTMLElement::GetWidthHeightForImage during an image-resize operation and can be triggered via an imgLoader object, allowing remote attackers to cause heap memory corruption and potenti...

CVE-2017-5400

The CVE-2017-5400 entry describes a exploit scenario arising from a JIT-spray targeting asm.js combined with a heap spray that bypasses ASLR and DEP, potentially causing memory corruption. Connected IBM advisories confirm affected product: IBM Storwize V7000 Unified (codes 1.5.1.0–1.5.2.5) with F...

CVE-2018-5096

CVE-2018-5096 is a use-after-free vulnerability in editing events within form elements that can cause a crash. Documented impact is limited to Firefox ESR versions older than 52.6 and Thunderbird versions older than 52.6, with a fix included in version 52.6.0 for affected Mozilla products (Firefo...

CVE-2023-25734

CVE-2023-25734 affects Mozilla Firefox on Windows. It arises when a user opens a local Windows .url shortcut, allowing an attacker to supply a remote path that can trigger unexpected network requests and potentially leak NTLM credentials. Affected versions: Firefox before 110, Thunderbird before ...

CVE-2023-6205

The connected sources corroborate CVE-2023-6205: a use-after-free involving MessagePort Entangled leads to an exploitable crash in Firefox and Thunderbird. Affected products include Firefox versions prior to 120 and Thunderbird prior to 115.5.0 (and ESR 115.5.0 lineage). The root cause is use-aft...

CVE-2023-6862

CVE-2023-6862 is a use-after-free in nsDNSService::Init affecting Firefox ESR and Thunderbird before version 115.6.0. The issue manifests rarely during startup and is reported with high impact in CVSS 3.1 (AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H). Connected advisories confirm mitigations via upgradin...

CVE-2025-1938

Memory safety bugs exist in Mozilla Firefox and Thunderbird (including ESR versions) that can lead to memory corruption. If successfully exploited with sufficient effort, these vulnerabilities could allow an attacker to execute arbitrary code . The issue affects Firefox < 136 , Firefox ESR &lt...

CVE-2025-5269

A memory safety bug exists in Firefox ESR 128.10 and Thunderbird 128.10 caused by the execution of operations beyond memory buffer boundaries. This flaw exhibited signs of memory corruption and could potentially be exploited by a remote attacker to execute arbitrary code . The vulnerability has b...

CVE-2026-74989

CVE-2026-74989 involves internally found bugs in Thunderbird 153 that may exhibit memory corruption or other security-relevant defects. While some of these defects could potentially be exploited with significant effort, the specific root causes are not detailed in the provided documents. The vuln...

CVE-2013-0748

CVE-2013-0748 affects Mozilla Firefox (before 18.0 and ESR 10.x before 10.0.12, and 17.x before 17.0.2), Thunderbird (before 17.0.2, ESR 10.x before 10.0.12 and 17.x before 17.0.2), and SeaMonkey (before 2.15). The flaw is in XBL.proto .toString, where calling toString on an XBL object can leak a...

CVE-2013-0757

CVE-2013-0757 affects Mozilla Firefox (and related Mozilla-based apps) via a Chrome Object Wrapper (COW) bypass that allows changing the prototype of an object, enabling arbitrary code execution with chrome privileges. The SUSE/openSUSE and Gentoo/Nessus summaries map this to MFSA 2013-14 and lis...

CVE-2017-7824

The CVE-2017-7824 issue is a buffer overflow in ANGLE used for WebGL rendering in Thunderbird before 52.4. It results from an incorrect value passed during checks in the ANGLE library, leading to a potentially exploitable crash. Affected products include Thunderbird

CVE-2017-7830

CVE-2017-7830 involves a cross-origin information disclosure through the Resource Timing API that could reveal navigations loaded in iframes, constituting a same-origin policy violation. Public documentation in Debian and CVE databases tie this to WebKit-related handling in Safari/WebKit componen...

CVE-2026-74944

CVE-2026-74944 is a use-after-free in Firefox/Thunderbird's DOM: Core & HTML component, rated Critical (CVSS 9.8, network-exploitable, no auth or user interaction required). It enables arbitrary code execution, privilege escalation, and information disclosure. Affected versions: Firefox <154, ...