Product:

Firefox

(Mozilla)
Date Id Summary Products Score Patch Annotated
2023-11-21 CVE-2023-6208 When using X11, text selected by the page using the Selection API was erroneously copied into the primary selection, a temporary storage not unlike the clipboard. *This bug only affects Firefox on X11. Other systems are unaffected.* This vulnerability affects Firefox < 120, Firefox ESR < 115.5.0, and Thunderbird < 115.5. Debian_linux, Firefox, Firefox_esr, Thunderbird 8.8
2023-11-21 CVE-2023-6209 Relative URLs starting with three slashes were incorrectly parsed, and a path-traversal "/../" part in the path could be used to override the specified host. This could contribute to security problems in web sites. This vulnerability affects Firefox < 120, Firefox ESR < 115.5.0, and Thunderbird < 115.5. Debian_linux, Firefox, Firefox_esr, Thunderbird 6.5
2023-11-21 CVE-2023-6210 When an https: web page created a pop-up from a "javascript:" URL, that pop-up was incorrectly allowed to load blockable content such as iframes from insecure http: URLs This vulnerability affects Firefox < 120. Firefox 6.5
2023-11-21 CVE-2023-6211 If an attacker needed a user to load an insecure http: page and knew that user had enabled HTTPS-only mode, the attacker could have tricked the user into clicking to grant an HTTPS-only exception if they could get the user to participate in a clicking game. This vulnerability affects Firefox < 120. Firefox 6.5
2023-11-21 CVE-2023-6212 Memory safety bugs present in Firefox 119, Firefox ESR 115.4, and Thunderbird 115.4. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability affects Firefox < 120, Firefox ESR < 115.5.0, and Thunderbird < 115.5. Debian_linux, Firefox, Firefox_esr, Thunderbird 8.8
2023-11-21 CVE-2023-6213 Memory safety bugs present in Firefox 119. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability affects Firefox < 120. Firefox 8.8
2023-12-19 CVE-2023-6135 Multiple NSS NIST curves were susceptible to a side-channel attack known as "Minerva". This attack could potentially allow an attacker to recover the private key. This vulnerability affects Firefox < 121. Firefox 4.3
2023-12-19 CVE-2023-6856 The WebGL `DrawElementsInstanced` method was susceptible to a heap buffer overflow when used on systems with the Mesa VM driver. This issue could allow an attacker to perform remote code execution and sandbox escape. This vulnerability affects Firefox ESR < 115.6, Thunderbird < 115.6, and Firefox < 121. Debian_linux, Firefox, Firefox_esr, Thunderbird 8.8
2023-12-19 CVE-2023-6857 When resolving a symlink, a race may occur where the buffer passed to `readlink` may actually be smaller than necessary. *This bug only affects Firefox on Unix-based operating systems (Android, Linux, MacOS). Windows is unaffected.* This vulnerability affects Firefox ESR < 115.6, Thunderbird < 115.6, and Firefox < 121. Debian_linux, Firefox, Firefox_esr, Thunderbird 5.3
2023-12-19 CVE-2023-6859 A use-after-free condition affected TLS socket creation when under memory pressure. This vulnerability affects Firefox ESR < 115.6, Thunderbird < 115.6, and Firefox < 121. Debian_linux, Firefox, Firefox_esr, Thunderbird 8.8