Debian Thunderbird vulnerabilities

CVE-2022-28282 [MEDIUM] CVE-2022-28282: firefox - By using a link with <code>rel="localization"</code> a use-after-free could have... 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. Scope: local sid: resolved (fixed in 99.0-1)

CVE-2020-12421 [MEDIUM] CVE-2020-12421: firefox - When performing add-on updates, certificate chains terminating in non-built-in-r... 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 This could have caused add-ons to become out-of-date silently without notification to the user.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. Scope: local sid: reso

CVE-2021-43542 [MEDIUM] CVE-2021-43542: firefox - Using XMLHttpRequest, an attacker could have identified installed applications b... 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. Scope: local sid: resolved (fixed in 95.0-1)

CVE-2025-10527 [HIGH] CVE-2025-10527: firefox - Sandbox escape due to use-after-free in the Graphics: Canvas2D component. This v... Sandbox escape due to use-after-free in the Graphics: Canvas2D component. This vulnerability affects Firefox < 143, Firefox ESR < 140.3, Thunderbird < 143, and Thunderbird < 140.3. Scope: local sid: resolved (fixed in 143.0-1)

CVE-2020-26976 [MEDIUM] CVE-2020-26976: firefox - When a HTTPS pages was embedded in a HTTP page, and there was a service worker r... When a HTTPS pages was embedded in a HTTP page, and there was a service worker registered for the former, the service worker could have intercepted the request for the secure page despite the iframe not being a secure context due to the (insecure) framing. This vulnerability affects Firefox < 84. Scope: local sid: resolved (fixed in 84.0-1)

CVE-2020-15655 [MEDIUM] CVE-2020-15655: firefox - A redirected HTTP request which is observed or modified through a web extension ... A redirected HTTP request which is observed or modified through a web extension could bypass existing CORS checks, leading to potential disclosure of cross-origin information. This vulnerability affects Firefox ESR < 78.1, Firefox < 79, and Thunderbird < 78.1. Scope: local sid: resolved (fixed in 79.0-1)

CVE-2022-40959 [MEDIUM] CVE-2022-40959: firefox - During iframe navigation, certain pages did not have their FeaturePolicy fully i... During iframe navigation, certain pages did not have their FeaturePolicy fully initialized leading to a bypass that leaked device permissions into untrusted subdocuments. This vulnerability affects Firefox ESR < 102.3, Thunderbird < 102.3, and Firefox < 105. Scope: local sid: resolved (fixed in 105.0-1)

CVE-2020-15653 [MEDIUM] CVE-2020-15653: firefox - An iframe sandbox element with the allow-popups flag could be bypassed when usin... An iframe sandbox element with the allow-popups flag could be bypassed when using noopener links. This could have led to security issues for websites relying on sandbox configurations that allowed popups and hosted arbitrary content. This vulnerability affects Firefox ESR < 78.1, Firefox < 79, and Thunderbird < 78.1. Scope: local sid: resolved (fixed in 79.0-1)

CVE-2020-15664 [MEDIUM] CVE-2020-15664: firefox - By holding a reference to the eval() function from an about:blank window, a mali... By holding a reference to the eval() function from an about:blank window, a malicious webpage could have gained access to the InstallTrigger object which would allow them to prompt the user to install an extension. Combined with user confusion, this could result in an unintended or malicious extension being installed. This vulnerability affects Firefox < 80, Thund

CVE-2021-43528 [MEDIUM] CVE-2021-43528: thunderbird - Thunderbird unexpectedly enabled JavaScript in the composition area. The JavaScr... Thunderbird unexpectedly enabled JavaScript in the composition area. The JavaScript execution context was limited to this area and did not receive chrome-level privileges, but could be used as a stepping stone to further an attack with other vulnerabilities. This vulnerability affects Thunderbird < 91.4.0. Scope: local bookworm: resolved (fixed in 1:91.4.0-1)

CVE-2022-40957 [MEDIUM] CVE-2022-40957: firefox - Inconsistent data in instruction and data cache when creating wasm code could le... Inconsistent data in instruction and data cache when creating wasm code could lead to a potentially exploitable crash.*This bug only affects Firefox on ARM64 platforms.*. This vulnerability affects Firefox ESR < 102.3, Thunderbird < 102.3, and Firefox < 105. Scope: local sid: resolved (fixed in 105.0-1)

CVE-2006-2775 [HIGH] CVE-2006-2775: firefox - Mozilla Firefox and Thunderbird before 1.5.0.4 associates XUL attributes with th... Mozilla Firefox and Thunderbird before 1.5.0.4 associates XUL attributes with the wrong URL under certain unspecified circumstances, which might allow remote attackers to bypass restrictions by causing a persisted string to be associated with the wrong URL. Scope: local sid: resolved (fixed in 1.5.dfsg+1.5.0.4-1)

CVE-2023-5732 [MEDIUM] CVE-2023-5732: firefox-esr - An attacker could have created a malicious link using bidirectional characters t... An attacker could have created a malicious link using bidirectional characters to spoof the location in the address bar when visited. This vulnerability affects Firefox < 117, Firefox ESR < 115.4, and Thunderbird < 115.4.1. Scope: local bookworm: resolved (fixed in 115.4.0esr-1~deb12u1) bullseye: resolved (fixed in 115.4.0esr-1~deb11u1) forky: resolved (fixed in

CVE-2020-6794 [MEDIUM] CVE-2020-6794: thunderbird - If a user saved passwords before Thunderbird 60 and then later set a master pass... If a user saved passwords before Thunderbird 60 and then later set a master password, an unencrypted copy of these passwords is still accessible. This is because the older stored password file was not deleted when the data was copied to a new format starting in Thunderbird 60. The new master password is added only on the new file. This could allow the exposure o

CVE-2023-6860 [MEDIUM] CVE-2023-6860: firefox - The `VideoBridge` allowed any content process to use textures produced by remote... The `VideoBridge` allowed any content process to use textures produced by remote decoders. This could be abused to escape the sandbox. This vulnerability affects Firefox ESR < 115.6, Thunderbird < 115.6, and Firefox < 121. Scope: local sid: resolved (fixed in 121.0-1)

CVE-2023-6204 [MEDIUM] CVE-2023-6204: firefox - On some systems—depending on the graphics settings and drivers—it was possible t... On some systems—depending on the graphics settings and drivers—it was possible to force an out-of-bounds read and leak memory data into the images created on the canvas element. This vulnerability affects Firefox < 120, Firefox ESR < 115.5.0, and Thunderbird < 115.5. Scope: local sid: resolved (fixed in 120.0-1)

CVE-2021-38507 [MEDIUM] CVE-2021-38507: firefox - The Opportunistic Encryption feature of HTTP2 (RFC 8164) allows a connection to ... The Opportunistic Encryption feature of HTTP2 (RFC 8164) allows a connection to be transparently upgraded to TLS while retaining the visual properties of an HTTP connection, including being same-origin with unencrypted connections on port 80. However, if a second encrypted port on the same IP address (e.g. port 8443) did not opt-in to opportunistic encryption; a n

CVE-2022-34479 [MEDIUM] CVE-2022-34479: firefox - A malicious website that could create a popup could have resized the popup to ov... A malicious website that could create a popup could have resized the popup to overlay the address bar with its own content, resulting in potential user confusion or spoofing attacks. *This bug only affects Thunderbird for Linux. Other operating systems are unaffected.*. This vulnerability affects Firefox < 102, Firefox ESR < 91.11, Thunderbird < 102, and Thunderbi

CVE-2024-10463 [MEDIUM] CVE-2024-10463: firefox - Video frames could have been leaked between origins in some situations. This vul... Video frames could have been leaked between origins in some situations. This vulnerability affects Firefox < 132, Firefox ESR < 128.4, Firefox ESR < 115.17, Thunderbird < 128.4, and Thunderbird < 132. Scope: local sid: resolved (fixed in 132.0-1)

CVE-2022-22739 [MEDIUM] CVE-2022-22739: firefox - Malicious websites could have tricked users into accepting launching a program t... Malicious websites could have tricked users into accepting launching a program to handle an external URL protocol. This vulnerability affects Firefox ESR < 91.5, Firefox < 96, and Thunderbird < 91.5. Scope: local sid: resolved (fixed in 96.0-1)