CVE-2016-9897

CVE-2016-9897 affects Mozilla Firefox (versions < 50.1) and Firefox ESR (< 45.6) and Thunderbird (

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-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-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-2021-23958

CVE-2021-23958 affects Mozilla Firefox versions before 85. The issue could confuse the browser into transferring a screen sharing state between tabs, potentially leaking screen sharing permissions/information. Affected product: Firefox (pre-85). Underlying cause: state transfer between tabs durin...

CVE-2023-28164

CWE- style note: CVE-2023-28164 affects Firefox <111, Firefox ESR <102.9, 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-2018-5147

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-2021-43535

CVE-2021-43535 is a memory-safety vulnerability in Mozilla browsers where an HTTP2 session object could be released on a different thread, causing use-after-free, memory corruption, and a potentially exploitable crash. The consolidated information across sources indicates the issue affects Firefo...

CVE-2022-22744

CVE-2022-22744 affects Thunderbird for Windows via the DevTools Copy as curl feature, where the constructed curl command was not properly escaped for PowerShell, potentially allowing command injection when pasted into a PowerShell prompt. Public details indicate affected software includes Thunder...

CVE-2017-7753

CVE-2017-7753 is an out-of-bounds read in the rendering path when applying style rules to pseudo-elements (e.g., ::first-line) using cached style data. Affected products/versions include Thunderbird < 52.3, Firefox ESR < 52.3, and Firefox

CVE-2017-7828

CVE-2017-7828 describes a use-after-free in Thunderbird/Firefox related to the PressShell object during layout flush and resize, causing potentially exploitable crashes. Affected products include Thunderbird < 52.5.0 and Firefox < 57 (and ESR

CVE-2018-5131

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

CVE-2020-15668

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

CVE-2020-15680

CVE-2020-15680 affects Firefox ≤ 82.0 where referencing a valid external protocol handler in an image tag lets an attacker probe if a protocol handler is registered by distinguishing broken image sizes. The underlying issue is an information disclosure vulnerability related to image tag handling ...

CVE-2020-26963

CVE-2020-26963 affects Firefox versions earlier than 83. The issue arises from repeated calls to the history and location interfaces, which could be exploited to hang the browser. Mozilla addressed this by introducing rate-limiting on those API calls. The CVSS score in the record is 4.3 (Medium) ...

CVE-2023-6208

CVE-2023-6208 is a Firefox/Thunderbird issue limited to X11: text selected via the Selection API is copied into the primary selection. Affected: Firefox < 120, Firefox ESR < 115.5.0, and Thunderbird

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-2016-5290

CVE-2016-5290: Memory safety bugs in Firefox 49 and Firefox ESR 45.4 (affecting Thunderbird <45.5, Firefox ESR <45.5, and Firefox

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-2017-7779

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-2021-24001

CVE-2021-24001 affects Mozilla Firefox prior to 88. A compromised content process could perform session history manipulations due to testing infrastructure not restricted to testing-only configurations, constituting a sandbox-escape scenario. Multiple connected sources confirm Firefox

CVE-2023-25730

CVE-2023-25730 describes a browser vulnerability where a background script calling document.documentElement.requestFullscreen and then blocking the main thread can force fullscreen mode indefinitely, potentially causing user confusion or spoofing. The connected documents confirm affected products...

CVE-2023-28163

CVE-2023-28163 is a Windows-specific Firefox/Thunderbird vulnerability where the Save As dialog incorrectly resolves environment variables in suggested filenames, causing context exposure to the current user. Affected products are Firefox on Windows (Firefox < 111 and ESR < 102.9) and Thund...

CVE-2021-43534

The CVE-2021-43534 entry concerns memory safety bugs in Mozilla Firefox 93 and Firefox ESR 91.2, with potential for memory corruption and possible arbitrary code execution. Affected products are Firefox < 94, Thunderbird < 91.3, and Firefox ESR

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-2017-5440

CVE-2017-5440 is a use-after-free in XSLT processing caused by failure to propagate error conditions during matching while evaluating context, leading to use of freed objects and potentially a crash. Affected products include Mozilla Firefox (Firefox < 53) and Firefox ESR, and Mozilla Thunderb...

CVE-2018-12369

Summary (CVE-2018-12369) WebExtensions bundled with embedded experiments could bypass authorization checks, allowing a malicious WebExtension to gain full browser permissions. Affected products: Mozilla Firefox (non-ESR) versions before 61 and Firefox ESR before 60.1. Root cause: improper authori...

CVE-2020-26954

CVE-2020-26954 affects Firefox for Android. The issue arises when accepting a malicious intent from other apps, causing Firefox to accept manifests from arbitrary file paths and declare webapp manifests for other origins. This could enable fullscreen UI spoofing and cross-origin attacks on target...

CVE-2023-32216

CVE-2023-32216 describes memory-safety bugs in Mozilla Firefox 112 that could be exploited to run arbitrary code; the vulnerability affects Firefox versions older than 113. Root cause is memory corruption in multiple memory-safety bugs reported by Mozilla’s fuzzing team. Impact is high (likely ar...

CVE-2024-0742

The CVE-2024-0742 entry is confirmed with concrete details in connected docs: an incorrect timestamp used to prevent input after page load can cause browser prompts and dialogs to be activated or dismissed unintentionally. Affected products are Firefox < 122, Firefox ESR < 115.7, and Thunde...

CVE-2013-5609

CVE-2013-5609 is a set of memory-corruption/denial-of-service vulnerabilities in the Mozilla Firefox browser engine, affecting Firefox (including ESR 24.x) and related products prior to versions around 26.0 (per the referenced MiracleLinux AXSA advisories). The issues could allow remote attackers...

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-2020-26969

CVE-2020-26969 involves memory safety bugs in Mozilla Firefox 82 that may lead to memory corruption and potential arbitrary code execution. Affected product: Firefox; vulnerable component: memory handling in Firefox prior to 83. Root cause as described: memory safety issues; impact: potential for...

CVE-2022-36317

The CVE-2022-36317 entry concerns Firefox for Android, where visiting a website with an overly long URL can cause the UI to hang due to session restore, potentially leading to a permanent Denial of Service. The incident is documented across multiple sources, including ALAS2FIREFOX-2024-026 (Amazo...

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-2023-29548

CVE-2023-29548 concerns a wrong lowering instruction in the ARM64 Ion compiler that yields an incorrect optimization result. The vulnerability affects Firefox (<112), Focus for Android (<112), Firefox ESR (<102.10), Firefox for Android (<112), and Thunderbird (

CVE-2024-2606

CVE-2024-2606 concerns Mozilla Firefox: a flaw where passing invalid data could produce invalid WebAssembly (WASM) values, including arbitrary integers that become pointer values. The vulnerability affects Firefox versions older than 124. Root cause described in the documents is improper handling...

CVE-2024-7652

CVE-2024-7652 involves a type confusion in the ECMA-262 Async Generators path that could lead to memory corruption and an exploitable crash. Affected products include Firefox and Thunderbird releases prior to 128 (Firefox <128, ESR <115.13; Thunderbird <115.13 and

CVE-2025-5268

CVE-2025-5268 is a memory-safety vulnerability affecting Firefox and Thunderbird. The advisory notes memory-safety bugs in Firefox 138, Thunderbird 138, Firefox ESR 128.10, and Thunderbird 128.10, with evidence of memory corruption. It is stated that some bugs could, with enough effort, be exploi...

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-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-2017-5448

CVE-2017-5448 is an out-of-bounds write in ClearKeyDecryptor (Gecko Media Plugin sandbox). The issue allows writing arbitrary memory data, potentially causing a crash or remote code execution. Affected products include Firefox/Firefox ESR prior to patched versions; upstream advisories show fixes ...

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-2021-23975

The CVE describes a memory-safety flaw in Firefox affecting versions older than 86, caused by the about:memory Measure function invoking sizeof instead of the API that validates pointers. This could contribute to memory safety issues; Mozilla’s advisories indicate broader memory-safety bugs were ...

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-2023-32213

CVE-2023-32213 affects Mozilla Firefox and Thunderbird. The flaw arises when reading a file, where an uninitialized value could be used as the read limit. Affected versions are Firefox <113, Firefox ESR <102.11, and Thunderbird

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...