Mozilla Firefox vulnerabilities

CVE-2025-4084 [MEDIUM] CWE-116 CVE-2025-4084: Due to insufficient escaping of the special characters in the "copy as cURL" feature, an attacker co Due to insufficient escaping of the special characters in the "copy as cURL" feature, an attacker could trick a user into using this command, potentially leading to local code execution on the user's system. *This bug only affects Firefox for Windows. Other versions of Firefox are unaffected.*. This vulnerability was fixed in Firefox ESR 128.10, Firef

CVE-2014-1588 [MEDIUM] CVE-2014-1588: Multiple unspecified vulnerabilities in the browser engine in Mozilla Firefox before 34.0 and SeaMon Multiple unspecified vulnerabilities in the browser engine in Mozilla Firefox before 34.0 and SeaMonkey before 2.31 allow remote attackers to cause a denial of service (memory corruption and application crash) or possibly execute arbitrary code via unknown vectors.

CVE-2009-2408 [MEDIUM] CWE-295 CVE-2009-2408: Mozilla Network Security Services (NSS) before 3.12.3, Firefox before 3.0.13, Thunderbird before 2.0 Mozilla Network Security Services (NSS) before 3.12.3, Firefox before 3.0.13, Thunderbird before 2.0.0.23, and SeaMonkey before 1.1.18 do not properly handle a '\0' character in a domain name in the subject's Common Name (CN) field of an X.509 certificate, which allows man-in-the-middle attackers to spoof arbitrary SSL servers via a crafted certificat

CVE-2013-5596 [MEDIUM] CWE-119 CVE-2013-5596: The cycle collection (CC) implementation in Mozilla Firefox before 25.0, Firefox ESR 24.x before 24. The cycle collection (CC) implementation in Mozilla Firefox before 25.0, Firefox ESR 24.x before 24.1, Thunderbird before 24.1, and SeaMonkey before 2.22 does not properly determine the thread for release of an image object, which allows remote attackers to execute arbitrary code or cause a denial of service (race condition and application crash) via

CVE-2011-3650 [CRITICAL] CWE-119 CVE-2011-3650: Mozilla Firefox before 3.6.24 and 4.x through 7.0 and Thunderbird before 3.1.6 and 5.0 through 7.0 d Mozilla Firefox before 3.6.24 and 4.x through 7.0 and Thunderbird before 3.1.6 and 5.0 through 7.0 do not properly handle JavaScript files that contain many functions, which allows user-assisted remote attackers to cause a denial of service (memory corruption and application crash) or possibly have unspecified other impact via a crafted file that is

CVE-2019-20503 [MEDIUM] firefox vulnerabilities firefox vulnerabilities Multiple security issues were discovered in Firefox. If a user were tricked in to opening a specially crafted website, an attacker could potentially exploit these to cause a denial of service, spoof the URL or other browser chrome, obtain sensitive information, bypass Content Security Policy (CSP) protections, or execute arbitrary code. (CVE-2019-20503, CVE-2020-6805, CVE-2020-6806, CVE-2020-6807, CVE-2020-6808, CVE-2020-68

CVE-2017-5407 [MEDIUM] CWE-200 CVE-2017-5407: Using SVG filters that don't use the fixed point math implementation on a target iframe, a malicious Using SVG filters that don't use the fixed point math implementation on a target iframe, a malicious page can extract pixel values from a targeted user. This can be used to extract history information and read text values across domains. This violates same-origin policy and leads to information disclosure. This vulnerability affects Firefox < 52, Fire

CVE-2012-3979 [MEDIUM] CVE-2012-3979: Mozilla Firefox before 15.0 on Android does not properly implement unspecified callers of the __andr Mozilla Firefox before 15.0 on Android does not properly implement unspecified callers of the __android_log_print function, which allows remote attackers to execute arbitrary code via a crafted web page that calls the JavaScript dump function.

CVE-2013-1731 [MEDIUM] CWE-20 CVE-2013-1731: Untrusted search path vulnerability in the GL tracing functionality in Mozilla Firefox before 24.0 o Untrusted search path vulnerability in the GL tracing functionality in Mozilla Firefox before 24.0 on Android allows attackers to execute arbitrary code via a Trojan horse .so file in a world-writable directory.

CVE-2011-0051 [MEDIUM] CWE-20 CVE-2011-0051: Mozilla Firefox before 3.5.17 and 3.6.x before 3.6.14, and SeaMonkey before 2.0.12, does not properl Mozilla Firefox before 3.5.17 and 3.6.x before 3.6.14, and SeaMonkey before 2.0.12, does not properly handle certain recursive eval calls, which makes it easier for remote attackers to force a user to respond positively to a dialog question, as demonstrated by a question about granting privileges.

CVE-2006-1529 [HIGH] CVE-2006-1529: Unspecified vulnerability in Firefox and Thunderbird before 1.5.0.2, and SeaMonkey before 1.0.1, all Unspecified vulnerability in Firefox and Thunderbird before 1.5.0.2, and SeaMonkey before 1.0.1, allows remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via unknown attack vectors related to DHTML. NOTE: due to the lack of sufficient public details from the vendor as of 20060413, it is unclear how CVE-2006-1529, CVE-2006

CVE-2018-12396 [MEDIUM] CWE-732 CVE-2018-12396: A vulnerability where a WebExtension can run content scripts in disallowed contexts following naviga A vulnerability where a WebExtension can run content scripts in disallowed contexts following navigation or other events. This allows for potential privilege escalation by the WebExtension on sites where content scripts should not be run. This vulnerability affects Firefox ESR < 60.3 and Firefox < 63.

CVE-2016-1967 [MEDIUM] CVE-2016-1967: Mozilla Firefox before 45.0 does not properly restrict the availability of IFRAME Resource Timing AP Mozilla Firefox before 45.0 does not properly restrict the availability of IFRAME Resource Timing API times, which allows remote attackers to bypass the Same Origin Policy and obtain sensitive information via crafted JavaScript code that leverages history.back and performance.getEntries calls after restoring a browser session. NOTE: this vulnerability exists

CVE-2022-28282 [MEDIUM] CWE-416 CVE-2022-28282: By using a link with <code>rel="localization"</code> a use-after-free could have been triggered by d By using a link with rel="localization" a use-after-free could have been triggered by destroying an object during JavaScript execution and then referencing the object through a freed pointer, leading to a potential exploitable crash. This vulnerability affects Thunderbird < 91.8, Firefox < 99, and Firefox ESR < 91.8.

CVE-2026-109720 Mozilla Foundation Security Advisory 2026-106: CVE-2026-109720 Mozilla Foundation Security Advisory 2026-106 CVE: CVE-2026-109720 Product: Firefox Impact: low Fixed in: Firefox 158

CVE-2006-3806 [HIGH] CWE-189 CVE-2006-3806: Multiple integer overflows in the Javascript engine in Mozilla Firefox before 1.5.0.5, Thunderbird b Multiple integer overflows in the Javascript engine in Mozilla Firefox before 1.5.0.5, Thunderbird before 1.5.0.5, and SeaMonkey before 1.0.3 might allow remote attackers to execute arbitrary code via vectors involving (1) long strings in the toSource method of the Object, Array, and String objects; and (2) unspecified "string function arguments."

CVE-2014-1502 [MEDIUM] CWE-346 CVE-2014-1502: The (1) WebGL.compressedTexImage2D and (2) WebGL.compressedTexSubImage2D functions in Mozilla Firefo The (1) WebGL.compressedTexImage2D and (2) WebGL.compressedTexSubImage2D functions in Mozilla Firefox before 28.0 and SeaMonkey before 2.25 allow remote attackers to bypass the Same Origin Policy and render content in a different domain via unspecified vectors.

CVE-2020-12421 [MEDIUM] CWE-295 CVE-2020-12421: When performing add-on updates, certificate chains terminating in non-built-in-roots were rejected ( When performing add-on updates, certificate chains terminating in non-built-in-roots were rejected (even if they were legitimately added by an administrator.) This could have caused add-ons to become out-of-date silently without notification to the user. This vulnerability affects Firefox ESR < 68.10, Firefox < 78, and Thunderbird < 68.10.0.

CVE-2024-26282 [HIGH] CWE-80 CVE-2024-26282: Using an AMP url with a canonical element, an attacker could have executed JavaScript from an opened Using an AMP url with a canonical element, an attacker could have executed JavaScript from an opened bookmarked page. This vulnerability affects Firefox for iOS < 123.

CVE-2021-43542 [MEDIUM] CWE-209 CVE-2021-43542: Using XMLHttpRequest, an attacker could have identified installed applications by probing error mess Using XMLHttpRequest, an attacker could have identified installed applications by probing error messages for loading external protocols. This vulnerability affects Thunderbird < 91.4.0, Firefox ESR < 91.4.0, and Firefox < 95.