CVE-2023-29547

The CVE-2023-29547 issue affects Mozilla Firefox and Firefox-based products: when a secure cookie existed in the Firefox cookie jar, an insecure cookie for the same domain could be created instead of silently failing, causing desynchronization when reading the secure cookie. Affected versions inc...

CVE-2025-3608

A race condition in nsHttpTransaction affects Firefox versions prior to 137.0.2 , including firefox-esr . This flaw could be exploited to cause memory corruption , potentially leading to an exploitable condition. The vulnerability has been addressed in Firefox 137.0.2 . Direct exploit details are...

CVE-2006-1735

CVE-2006-1735 affects Mozilla Firefox and Thunderbird 1.x prior to 1.5 and 1.0.x prior to 1.0.8, Mozilla Suite prior to 1.7.13, and SeaMonkey prior to 1.0. The vulnerability arises from using an eval in an XBL method binding (XBL.method.eval) to create Javascript functions that are compiled with ...

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-2015-0817

CVE-2015-0817 is a vulnerability in the asm.js/JIT bounds checking of Mozilla Firefox (and related Mozilla products) that can allow a remote attacker to read/write memory and potentially execute arbitrary code due to improper bounds checks during JIT compilation. Connected IBM advisories confirm ...

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-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-2022-34473

Summary: CVE-2022-34473 is a vulnerability in Mozilla Firefox prior to 102 where the HTML Sanitizer failed to sanitize the xlink:href attribute of SVG elements. This could enable attacker-controlled input to bypass sanitization, potentially enabling script execution or other abuses via SVG refer...

CVE-2006-3803

CVE-2006-3803 is a race-condition vulnerability in the JavaScript garbage collector that can be exploited to execute arbitrary code remotely. Affected products include Mozilla Firefox 1.5 prior to 1.5.0.5, Thunderbird prior to 1.5.0.5, and SeaMonkey prior to 1.0.3. The issue occurs when the garba...

CVE-2010-3179

CVE-2010-3179 : Stack-based buffer overflow in Firefox’s text rendering when a very long argument is passed to document.write. Affects Mozilla Firefox before 3.5.14 and 3.6.x before 3.6.11, Thunderbird before 3.0.9 and 3.1.x before 3.1.5, and SeaMonkey before 2.0.9. Remediation per MFSA advisory:...

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-2015-7201

CVE-2015-7201 and related flaws affect Mozilla Firefox/Thunderbird. Multiple memory-safety and memory-corruption issues were fixed in Firefox before 43.0 and ESR before 38.5. Connected advisories show fixes across distributions (e.g., Mageia and CentOS/Debian entries) updating Firefox to 38.5.0 E...

CVE-2015-7222

Summary: CVE-2015-7222 affects Mozilla Firefox and Firefox ESR. The vulnerability is an integer underflow in Metadata::setData (MetaData.cpp) within libstagefright that can trigger a buffer overflow when parsing MP4 covr metadata, possibly enabling remote code execution or causing a denial of ser...

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-2017-5448

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-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-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-2022-22758

CVE-2022-22758 affects Mozilla Firefox (Android) and arises from incorrect handling of tel: links where USSD codes placed after a * character could be included in the dialed number, potentially enabling actions on a user’s account. The issue impacts Firefox versions prior to 97 (and related ESR l...

CVE-2022-34476

CVE-2022-34476: Mozilla Firefox ASN.1 parsing flaw where an indefinite SEQUENCE inside an indefinite GROUP could cause malformed ASN.1 to be accepted. Affected: Firefox prior to 102.0. Reported impact includes potential arbitrary code execution, information disclosure, DoS, and security bypass. R...

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-2025-5266

The Firefox and Thunderbird web browsers and mail clients are vulnerable to a flaw where script elements loading cross-origin resources generate load and error events. This behavior leads to information leakage, enabling XS-Leaks attacks. The vulnerability affects Firefox versions prior to 139, F...

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-2013-1701

CVE-2013-1701 is part of multiple Mozilla browser engine vulnerabilities fixed in Firefox (before 23.0), ESR 17.x (before 17.0.8), Thunderbird (before 17.0.8), and SeaMonkey (before 2.20). The MiracleLinux advisories and IBM/Red Hat entries confirm remediation via upgrading to patched versions (F...

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-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-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-2017-7823

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-2018-5187

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-2022-22762

CVE-2022-22762 is a Firefox for Android issue where a JavaScript alert/prompt could be shown in a way that overlapped another website, enabling UI spoofing. The vulnerability is limited to Firefox on Android and affects versions before 97, with the CVSS base metrics showing low impact on confiden...

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-2022-40960

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-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-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-2009-1313

The CVE-2009-1313 entry describes a remote memory corruption vulnerability in Mozilla Firefox 3.0.9 (nsTextFrame::ClearTextRun) that could lead to a denial of service and potentially arbitrary code execution via unspecified vectors; the issue reportedly stems from an incorrect fix for CVE-2009-13...

CVE-2011-2374

CVE-2011-2374 is described as a set of multiple unspecified vulnerabilities in the Mozilla Firefox browser engine (affecting Firefox <3.6.18 and 4.x up to 4.0.1, and Thunderbird

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-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-2015-0816

CVE-2015-0816 describes a privilege-escalation bypass in Mozilla Firefox and Thunderbird where resource: URLs could bypass Same Origin Policy to run arbitrary code with chrome privileges when combined with a separate SOP violation. Affected: Firefox up to 37.0 (ESR up to 31.x before 31.6) and Thu...

CVE-2015-2722

CVE-2015-2722 affects Mozilla Firefox before 39.0 and Firefox ESR before 31.8 (and 38.x before 38.1). Root cause: a use-after-free in CanonicalizeXPCOMParticipant when an XMLHttpRequest is attached to a shared or dedicated worker. Impact: remote attacker could execute arbitrary code. Mitigation: ...

CVE-2015-2727

CVE-2015-2727 affects Mozilla Firefox 38.0 and Firefox ESR 38.0. It enables a user-assisted remote attacker to read arbitrary files or execute arbitrary JavaScript code with chrome privileges by visiting a crafted website; the issue is tied to a regression from CVE-2015-0821. Affected systems inc...

CVE-2016-1979

CVE-2016-1979 is a use-after-free vulnerability in NSS (PK11_ImportDERPrivateKeyInfoAndReturnKey) affecting NSS libraries used by Firefox prior to 45.0, with the issue triggered by crafted DER-encoded key data. Multiple connected advisories (Debian DSA/DLA entries, CentOS/CESA, and F5 advisory) c...

CVE-2016-2821

CVE-2016-2821 is a use-after-free in Mozilla Firefox’s editor contenteditable path (mozilla::dom::Element) that can lead to remote code execution or a denial of service when elements are deleted during editing. The description applies to Firefox before 47.0 and Firefox ESR 45.x before 45.2. Publi...

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-2021-29959

CVE-2021-29959 affects Mozilla Firefox up to version

CVE-2022-34474

CVE-2022-34474 affects Mozilla Firefox versions earlier than 102. The issue occurs when an iframe is sandboxed with allow-top-navigation-by-user-activation; if the frame receives a redirect header to an external protocol, the browser processes the redirect and prompts the user. Impact per the ent...

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-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-2010-3178

CVE-2010-3178 affects Mozilla Firefox (before 3.5.14 and 3.6.x before 3.6.11), Thunderbird (before 3.0.9 and 3.1.x before 3.1.5), and SeaMonkey (before 2.0.9). The issue arises from improper handling of certain modal calls made by javascript: URLs when opening a new window and performing cross-do...

CVE-2011-2372

CVE-2011-2372 is described across connected advisories as a vulnerability in Mozilla Firefox and related Mozilla-based apps where merely holding Enter could trigger a download dialog, allowing user-assisted remote attackers to bypass access restrictions via a crafted site. Affected components inc...

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. ...