CVE-2020-26952

Mozilla Firefox vulnerability (CVE-2020-26952) involves incorrect bookkeeping of inlined functions during JIT compilation, causing memory corruption and potentially exploitable crashes when handling out-of-memory conditions. Affected: Firefox versions earlier than 83. Root cause: mismanagement in...

CVE-2022-22750

CVE-2022-22750 affects Mozilla Firefox on Windows and macOS (Firefox

CVE-2022-45405

CVE-2022-45405 is a memory-safety use-after-free in the InputStream implementation caused by freeing arbitrary nsIInputStream on a different thread. Documents confirm impact on Firefox ESR < 102.5, Thunderbird < 102.5, and Firefox

CVE-2023-6212

CVE-2023-6212 parks memory safety bugs in Firefox 119, Firefox ESR 115.4, and Thunderbird 115.4, with evidence of memory corruption and potential to exploit for arbitrary code. The issue affects Firefox < 120, Firefox ESR < 115.5.0, and Thunderbird

CVE-2024-0751

CVE-2024-0751 : A malicious devtools extension could have been used to escalate privileges. Affected: Firefox < 122, Firefox ESR < 115.7, Thunderbird

CVE-2012-4186

CVE-2012-4186 : Heap-based buffer overflow in Mozilla Firefox’s nsWaveReader::DecodeAudioData. Affected products include Firefox before 16.0 (and Firefox ESR 10.x before 10.0.8), Thunderbird before 16.0, and SeaMonkey before 2.13. Vectors are unspecified in the provided docs, but exploitation wou...

CVE-2015-0822

CVE-2015-0822 affects Mozilla Firefox (before 36.0) and Thunderbird (before 31.5). The flaw is in the Form Autocompletion feature, where crafted JavaScript can cause a remote attacker to read arbitrary local files. Public entries in multiple advisories confirm affected products and versions (Fire...

CVE-2015-2738

CVE-2015-2738 affects Mozilla Firefox (before 39.0; ESR 31.x before 31.8 and 38.x before 38.1) and Thunderbird (before 38.1). The issue is a read from uninitialized memory in YCbCrImageDataDeserializer::ToDataSourceSurface, with unspecified impact and attack vectors. No remediation details are pr...

CVE-2018-5131

CVE-2018-5131 affects Mozilla Firefox (ESR < 52.7 and Firefox

CVE-2020-26967

The CVE-2020-26967 entry concerns Mozilla Firefox prior to version 83, where a MutationObserver-based page-change listener could cause Firefox Screenshots to interact with injected elements, triggering internal errors and unexpected behavior in the Screenshots code. The description is corroborate...

CVE-2023-23606

Mozilla Firefox has memory-safety bugs reported in Firefox 108, with all issues affecting Firefox versions earlier than 109. The documentation indicates some of these bugs could be exploited to run arbitrary code, implying a potential high-impact risk if unpatched. Affected scope is Firefox

CVE-2023-28161

The CVE-2023-28161 issue affects Mozilla Firefox prior to version 111. When a temporary one-time permission (e.g., Camera) is granted to a document loaded via a file: URL, that permission can persist in the tab for subsequent file: URL documents. This could be risky if local files come from diffe...

CVE-2023-6207

CVE-2023-6207: Ownership mismanagement leads to a use-after-free in ReadableByteStreams. Affected products include Firefox < 120 and Thunderbird

CVE-2025-1934

The RegExp component in Mozilla Firefox , Firefox ESR , and Thunderbird is vulnerable to an issue where processing of a RegExp bailout can be interrupted. This allows an attacker to run additional JavaScript, which could potentially trigger garbage collection at an unexpected time. This flaw coul...

CVE-2013-1698

CVE-2013-1698 is MFSA 2013-60 describing a getUserMedia permission dialog issue in Mozilla Firefox prior to 22.0, where the dialog displays the top-level page URL instead of the specific page URL, enabling a crafted site to trick users into granting camera/microphone access. Affected product: Moz...

CVE-2014-1564

CVE-2014-1564 affects Mozilla Firefox (and Firefox ESR 31.x) before version 32.0 and Thunderbird before 31.1. The issue is a memory initialization flaw in the GIF rendering path, causing an information leak from the process memory via crafted GIFs and interactions with a CANVAS element. Impact is...

CVE-2016-9902

The CVE-2016-9902 entry concerns Mozilla Firefox/Firefox ESR where the Pocket toolbar button incorrectly accepts events from any origin without verifying the event source. The vulnerability arises from the button listening for events fired from its own pages but not validating the origin, enablin...

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-2018-5147

CVE-2018-5147 references the same flaw as CVE-2018-5146, arising from an out-of-bounds write in Vorbis processing, with libtremor used by Firefox on Android/ARM. The initial description notes impact on Firefox ESR < 52.7.2 and Firefox

CVE-2020-15668

CVE-2020-15668 affects Firefox < 80 and Firefox for Android

CVE-2022-38473

Concrete details for CVE-2022-38473: A cross-origin iframe referencing an XSLT document could inherit the parent domain’s permissions (e.g., microphone or camera) in Thunderbird and Firefox products. Affected: Thunderbird versions earlier than 102.2 and 91.13, Firefox ESR earlier than 91.13 and 1...

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-2023-6865

CVE-2023-6865 describes a vulnerability in Firefox’s EncryptingOutputStream that could expose uninitialized data, potentially allowing data to be written to local disk with implications for private browsing mode. Affected products noted in the provided documents include Firefox ESR versions prior...

CVE-2012-1952

CVE-2012-1952 is a memory-safety/typical bad-cast flaw in Mozilla’s nsTableFrame::InsertFrames that occurs when processing mixed row-group and column-group frames. Affected products include Mozilla Firefox 4.x–13.0, Firefox ESR 10.x prior to 10.0.6, Thunderbird 5.0–13.0, Thunderbird ESR 10.x prio...

CVE-2016-1977

Summary: CVE-2016-1977 and related Graphite 2 vulnerabilities affect Graphite font rendering (library graphite2) used by Mozilla Firefox/Thunderbird. The issues stem from memory safety bugs in Graphite 2 (version 1.3.5 and earlier) that could allow remote code execution or crashes when processing...

CVE-2016-2819

CVE-2016-2819 is a heap-based buffer overflow in Mozilla Firefox before 47.0 and Firefox ESR 45.x before 45.2, enabling remote code execution via foreign-context HTML5 fragments (e.g., fragments within an SVG element). Connected sources confirm PoCs/exploits exist (e.g., ASM.JS JIT-Spray variants...

CVE-2016-5284

CVE-2016-5284 affects Mozilla Firefox (before 49.0), Firefox ESR (before 45.4), and Thunderbird (

CVE-2017-5459

CVE-2017-5459 is a buffer overflow in the WebGL component triggerable by web content. Affected products include Mozilla Firefox (non-ESR) <53 and Thunderbird/Firefox ESR variants listed in the description (Thunderbird <52.1, Firefox ESR <45.9, Firefox ESR <52.1, Firefox

CVE-2018-12406

CVE-2018-12406 concerns memory-safety bugs in Mozilla Firefox 63 that could be exploited to run arbitrary code; Firefox versions prior to 64 are affected. The issue is described as memory corruption with potential remote code execution, supported by NVD metrics (CVSSv3 base score 8.8, HIGH) and r...

CVE-2022-28284

CVE-2022-28284 affects Mozilla Firefox older than 99. The SVG element could load unexpected content and execute scripts, aligning Gecko with other browsers but diverging from spec-driven security expectations. Impact is high across confidentiality, integrity, and availability. Firefox 99 and lat...

CVE-2023-6857

CVE-2023-6857 describes a race condition when resolving symlinks in Firefox on Unix-based OSes, where the buffer passed to readlink may be too small. Affects Firefox and Thunderbird components (Firefox ESR <115.6, Firefox <121, Thunderbird

CVE-2026-2447

A heap buffer overflow vulnerability exists in the libvpx library, which provides the VP8 SDK for encoding and decoding video codecs. This vulnerability affects multiple applications and distributions, including Firefox , Firefox ESR , and Thunderbird . The flaw was addressed in the following ver...

CVE-2012-3993

CVE-2012-3993 affects Mozilla Firefox (pre-16.0), Firefox ESR (pre-10.0.8), Thunderbird (pre-16.0), Thunderbird ESR (pre-10.0.8), and SeaMonkey (pre-2.13). The Chrome Object Wrapper (COW) implementation can mishandle InstallTrigger failures, enabling remote JavaScript execution with chrome privil...

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-2016-5250

Summary of CVE-2016-5250 : Mozilla Firefox before 48.0, Firefox ESR before 45.4, and Thunderbird before 45.4 are affected by a information disclosure vulnerability via Resource Timing API calls, allowing remote attackers to obtain sensitive information about the previously retrieved page. The iss...

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-2017-5449

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-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-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-2018-5152

CVE-2018-5152 affects Firefox before 60. WebExtensions with appropriate permissions can inject content scripts into sites like accounts.firefox.com and monitor traffic via webRequest, enabling interception during login and exposure of username and encrypted password. The issue is limited to the l...

CVE-2020-26972

CVE-2020-26972 describes a use-after-free in Firefox’s WebGL component caused by a missing check for dead IPC actors, allowing potentially exploitable crashes. Affected product: Firefox (before version 84). Root cause: lifecycle mismanagement of IPC Actors in WebGL; use-after-free when managed ac...

CVE-2024-0755

CVE-2024-0755 appears in multiple connected advisories as a memory-safety vulnerability affecting Firefox 121, Firefox ESR 115.6, and Thunderbird 115.6, with memory corruption that could allow arbitrary code execution. Affected versions are Firefox < 122, Firefox ESR < 115.7, and Thunderbird

CVE-2024-8900

CVE-2024-8900 describes a vulnerability where an attacker could write data to the user’s clipboard, bypassing the user prompt, during a specific sequence of navigational events. Affected products and versions per the provided data are Mozilla Firefox before version 129, Firefox ESR before 128.3, ...

CVE-2006-1737

CVE-2006-1737 is described as an integer overflow in JavaScript when processing a very large regular expression, affecting Mozilla Firefox/Thunderbird (and related Mozilla-suite components) prior to specified updates. Connected advisories corroborate a memory-currption/robustness issue in JavaScr...

CVE-2013-0750

CVE-2013-0750 is a high-severity vulnerability in Mozilla’s JavaScript engine where an integer overflow during string concatenation can lead to heap-based memory corruption and remote code execution. Affected products include Firefox prior to 18.0 (and ESR branches), Thunderbird prior to 17.0.2, ...

CVE-2016-5264

CVE-2016-5264 affects Mozilla Firefox (and Firefox ESR) with a use-after-free in nsNodeUtils::NativeAnonymousChildListChange when applying SVG effects. The vulnerability can allow remote code execution or cause a denial of service via heap memory corruption. It is described for Firefox versions 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-2019-17000

CVE-2019-17000 affects Firefox versions older than 70. A CSP bypass exists where an object tag with a data: URI did not inherit the parent document’s Content Security Policy in cross-origin frames, potentially allowing inline-script execution in protected documents. Root cause: CSP not correctly ...

CVE-2021-23974

CVE-2021-23974 affects Mozilla Firefox earlier than version 86. The root cause is improper handling of elements by the DOMParser API, enabling a mXSS vector that could bypass HTML sanitizers. Affected/related advisories (e.g., MFSA2021-07) confirm the DOMParser issue among Firefox vulnerabilitie...

CVE-2022-38475

CVE-2022-38475 affects Firefox up to version 104. An attacker could write to the first element of a zero-length JavaScript array; the value is not written to an invalid memory address, but the issue is listed with memory safety implications (I: High). Exploitation context is not described in thes...