Mozilla Thunderbird vulnerabilities

CVE-2014-1577 [MEDIUM] CVE-2014-1577: The mozilla::dom::OscillatorNodeEngine::ComputeCustom function in the Web Audio subsystem in Mozilla The mozilla::dom::OscillatorNodeEngine::ComputeCustom function in the Web Audio subsystem in Mozilla Firefox before 33.0, Firefox ESR 31.x before 31.2, and Thunderbird 31.x before 31.2 allows remote attackers to obtain sensitive information from process memory or cause a denial of service (out-of-bounds read, memory corruption, and application crash) via an i

CVE-2013-0799 [HIGH] CWE-119 CVE-2013-0799: Buffer overflow in the Mozilla Maintenance Service in Mozilla Firefox before 20.0, Firefox ESR 17.x Buffer overflow in the Mozilla Maintenance Service in Mozilla Firefox before 20.0, Firefox ESR 17.x before 17.0.5, Thunderbird before 17.0.5, and Thunderbird ESR 17.x before 17.0.5 on Windows allows local users to gain privileges via crafted arguments.

CVE-2026-113401 Mozilla Foundation Security Advisory 2026-114: CVE-2026-113401 Mozilla Foundation Security Advisory 2026-114 CVE: CVE-2026-113401 Product: Thunderbird Impact: low Fixed in: Thunderbird 158.0.1

CVE-2026-118177 Mozilla Foundation Security Advisory 2026-121: CVE-2026-118177 Mozilla Foundation Security Advisory 2026-121 CVE: CVE-2026-118177 Product: Thunderbird Impact: low Fixed in: Thunderbird 159

CVE-2026-118178 Mozilla Foundation Security Advisory 2026-122: CVE-2026-118178 Mozilla Foundation Security Advisory 2026-122 CVE: CVE-2026-118178 Product: Thunderbird Impact: low Fixed in: Thunderbird 153.6

CVE-2014-8638 [MEDIUM] CWE-352 CVE-2014-8638: The navigator.sendBeacon implementation in Mozilla Firefox before 35.0, Firefox ESR 31.x before 31.4 The navigator.sendBeacon implementation in Mozilla Firefox before 35.0, Firefox ESR 31.x before 31.4, Thunderbird before 31.4, and SeaMonkey before 2.32 omits the CORS Origin header, which allows remote attackers to bypass intended CORS access-control checks and conduct cross-site request forgery (CSRF) attacks via a crafted web site.

CVE-2013-0791 [MEDIUM] CWE-119 CVE-2013-0791: The CERT_DecodeCertPackage function in Mozilla Network Security Services (NSS), as used in Mozilla F The CERT_DecodeCertPackage function in Mozilla Network Security Services (NSS), as used in Mozilla Firefox before 20.0, Firefox ESR 17.x before 17.0.5, Thunderbird before 17.0.5, Thunderbird ESR 17.x before 17.0.5, SeaMonkey before 2.17, and other products, allows remote attackers to cause a denial of service (out-of-bounds read and memory corruption)

CVE-2019-17022 [MEDIUM] CVE-2019-17022: When pasting a tag from the clipboard into a rich text editor, the CSS sanitizer does not escape characters When pasting a tag from the clipboard into a rich text editor, the CSS sanitizer does not escape characters. Because the resulting string is pasted directly into the text node of the element this does not result in a direct injection into the webpage; however, if a webpage subsequently copies the node's innerHTML, assigning it to another innerHTML, t

CVE-2006-3803 [MEDIUM] CVE-2006-3803: Race condition in the JavaScript garbage collection in Mozilla Firefox 1.5 before 1.5.0.5, Thunderbi Race condition in the JavaScript garbage collection in Mozilla Firefox 1.5 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 by causing the garbage collector to delete a temporary variable while it is still being used during the creation of a new Function object.

CVE-2021-43543 [MEDIUM] CWE-79 CVE-2021-43543: Documents loaded with the CSP sandbox directive could have escaped the sandbox's script restriction Documents loaded with the CSP sandbox directive could have escaped the sandbox's script restriction by embedding additional content. This vulnerability affects Thunderbird < 91.4.0, Firefox ESR < 91.4.0, and Firefox < 95.

CVE-2008-5507 [MEDIUM] CWE-200 CVE-2008-5507: Mozilla Firefox 3.x before 3.0.5 and 2.x before 2.0.0.19, Thunderbird 2.x before 2.0.0.19, and SeaMo Mozilla Firefox 3.x before 3.0.5 and 2.x before 2.0.0.19, Thunderbird 2.x before 2.0.0.19, and SeaMonkey 1.x before 1.1.14 allow remote attackers to bypass the same origin policy and access portions of data from another domain via a JavaScript URL that redirects to the target resource, which generates an error if the target data does not have JavaScri

CVE-2011-2377 [MEDIUM] CWE-119 CVE-2011-2377: Mozilla Firefox before 3.6.18 and 4.x through 4.0.1, Thunderbird before 3.1.11, and SeaMonkey throug Mozilla Firefox before 3.6.18 and 4.x through 4.0.1, Thunderbird before 3.1.11, and SeaMonkey through 2.0.14 allow remote attackers to cause a denial of service (memory corruption and application crash) or possibly execute arbitrary code via a multipart/x-mixed-replace image.

CVE-2022-40956 [MEDIUM] CWE-79 CVE-2022-40956: When injecting an HTML base element, some requests would ignore the CSP's base-uri settings and acce When injecting an HTML base element, some requests would ignore the CSP's base-uri settings and accept the injected element's base instead. This vulnerability affects Firefox ESR < 102.3, Thunderbird < 102.3, and Firefox < 105.

CVE-2022-45418 [MEDIUM] CWE-1021 CVE-2022-45418: If a custom mouse cursor is specified in CSS, under certain circumstances the cursor could have been If a custom mouse cursor is specified in CSS, under certain circumstances the cursor could have been drawn over the browser UI, resulting in potential user confusion or spoofing attacks. This vulnerability affects Firefox ESR < 102.5, Thunderbird < 102.5, and Firefox < 107.

CVE-2016-5824 [MEDIUM] CVE-2016-5824: libical 1 libical 1.0 allows remote attackers to cause a denial of service (use-after-free) via a crafted ics file.

CVE-2019-11762 [MEDIUM] CWE-346 CVE-2019-11762: If two same-origin documents set document.domain differently to become cross-origin, it was possible If two same-origin documents set document.domain differently to become cross-origin, it was possible for them to call arbitrary DOM methods/getters/setters on the now-cross-origin window. This vulnerability affects Firefox < 70, Thunderbird < 68.2, and Firefox ESR < 68.2.

CVE-2017-5408 [MEDIUM] CWE-200 CVE-2017-5408: Video files loaded video captions cross-origin without checking for the presence of CORS headers per Video files loaded video captions cross-origin without checking for the presence of CORS headers permitting such cross-origin use, leading to potential information disclosure for video captions. This vulnerability affects Firefox < 52, Firefox ESR < 45.8, Thunderbird < 52, and Thunderbird < 45.8.

CVE-2024-8386 [MEDIUM] CWE-601 CVE-2024-8386: If a site had been granted the permission to open popup windows, it could cause Select elements to a If a site had been granted the permission to open popup windows, it could cause Select elements to appear on top of another site to perform a spoofing attack. This vulnerability affects Firefox < 130, Firefox ESR < 128.2, and Thunderbird < 128.2.

CVE-2022-36316 [MEDIUM] CVE-2022-36316: When using the Performance API, an attacker was able to notice subtle differences between PerformanceEntries and thus learn whether the target URL had When using the Performance API, an attacker was able to notice subtle differences between PerformanceEntries and thus learn whether the target URL had been subject to a redirect. This vulnerability affects Firefox < 103.

CVE-2018-5117 [MEDIUM] CVE-2018-5117: If right-to-left text is used in the addressbar with left-to-right alignment, it is possible in some If right-to-left text is used in the addressbar with left-to-right alignment, it is possible in some circumstances to scroll this text to spoof the displayed URL. This issue could result in the wrong URL being displayed as a location, which can mislead users to believe they are on a different site than the one loaded. This vulnerability affects Thunderbird <