67 matches found
CVE-2026-12291
Use-after-free in the Networking: HTTP component. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Firefox ESR 115.37, Thunderbird 152, and Thunderbird 140.12...
firefox: Same-origin policy bypass in the Networking: HTTP component
A flaw was found in Firefox. The Mozilla Foundation's Security Advisory describes the following issue: Same-origin policy bypass in the Networking: HTTP component...
firefox: Same-origin policy bypass in the Networking: HTTP component
A flaw was found in Firefox. The Mozilla Foundation's Security Advisory describes the following issue: Same-origin policy bypass in the Networking: HTTP component...
CVE-2026-12291
Use-after-free in the Networking: HTTP component. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Firefox ESR 115.37, Thunderbird 152, and Thunderbird 140.12...
Important: Red Hat Security Advisory: thunderbird security update
An update for thunderbird is now available for Red Hat Enterprise Linux 9.4 Update Services for SAP Solutions. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is...
Mozilla Thunderbird < 140.12
The version of Thunderbird installed on the remote macOS or Mac OS X host is prior to 140.12. It is, therefore, affected by multiple vulnerabilities as referenced in the mfsa2026-61 advisory. - Privilege escalation in the Graphics: WebRender component. This vulnerability was fixed in Firefox 152,...
KLA91100 Multiple vulnerabilities in Mozilla Firefox ESR
Multiple vulnerabilities were found in Mozilla Firefox ESR. Malicious users can exploit these vulnerabilities to bypass security restrictions, cause denial of service, execute arbitrary code. Below is a complete list of vulnerabilities: 1. Security vulnerability in the Graphics: WebRender compone...
PT-2026-49660
Name of the Vulnerable Software and Affected Versions Firefox versions prior to 152 Firefox ESR versions prior to 140.12 Firefox ESR versions prior to 115.37 Thunderbird versions prior to 152 Thunderbird versions prior to 140.12 Description A use-after-free issue exists in the Networking: HTTP...
Important: firefox
Issue Overview: Three inter-frame chunk discard paths in the push-mode APNG parser clear the chunk-header flag without consuming the chunk body and CRC, allowing attacker-controlled bytes inside an ignored ancillary chunk to be reinterpreted as a fresh chunk header on the next call to...
Amazon Linux 2 : firefox, --advisory ALAS2FIREFOX-2026-061 (ALASFIREFOX-2026-061)
The version of firefox installed on the remote host is prior to 140.11.0-1. It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2FIREFOX-2026-061 advisory. Three inter-frame chunk discard paths in the push-mode APNG parser clear the chunk-header flag without consuming...
firefox: Same-origin policy bypass in the Networking: HTTP component
A flaw was found in Firefox. The Mozilla Foundation's Security Advisory describes the following issue: Same-origin policy bypass in the Networking: HTTP component...
Important: thunderbird security update
Mozilla Thunderbird is a standalone mail and newsgroup client. Security Fixes: firefox: Incorrect boundary conditions in the JavaScript Engine: JIT component CVE-2026-8388 firefox: Other issue in the JavaScript Engine component CVE-2026-8391 firefox: Sandbox escape in the Profile Backup component...
firefox: Same-origin policy bypass in the Networking: HTTP component
A flaw was found in Firefox. The Mozilla Foundation's Security Advisory describes the following issue: Same-origin policy bypass in the Networking: HTTP component...
RockyLinux 9 : firefox (RLSA-2026:21378)
The remote RockyLinux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RLSA-2026:21378 advisory. firefox: Incorrect boundary conditions in the JavaScript Engine: JIT component CVE-2026-8388 firefox: Other issue in the JavaScript Engine component...
SUSE-SU-2026:2109-1 Security update for MozillaFirefox
This update for MozillaFirefox fixes the following issues Update to Firefox Extended Support Release 140.11.0 ESR MFSA 2026-41, MFSA 2026-48 bsc1265212, bsc1264378: - CVE-2026-8090: Use-after-free in the DOM: Networking component. - CVE-2026-8092: Memory safety bugs fixed in Firefox ESR 115.35.2,...
Updated nspr, nss and firefox(-l10n) packages fix security issues
The updated packages fix security vulnerabilities: Incorrect boundary conditions in the Audio/Video: Web Codecs component. CVE-2026-8946 Incorrect boundary conditions in the JavaScript Engine: JIT component. CVE-2026-8388 Use-after-free in the DOM: Bindings WebIDL component. CVE-2026-8947 Other...
MGASA-2026-0164 Updated thunderbird(-l10n) packages fix security vulnerabilities
The updated packages fix security vulnerabilities: Incorrect boundary conditions in the Audio/Video: Web Codecs component. CVE-2026-8946 Incorrect boundary conditions in the JavaScript Engine: JIT component. CVE-2026-8388 Use-after-free in the DOM: Bindings WebIDL component. CVE-2026-8947 Other...
MGASA-2026-0165 Updated nspr, nss and firefox(-l10n) packages fix security issues
The updated packages fix security vulnerabilities: Incorrect boundary conditions in the Audio/Video: Web Codecs component. CVE-2026-8946 Incorrect boundary conditions in the JavaScript Engine: JIT component. CVE-2026-8388 Use-after-free in the DOM: Bindings WebIDL component. CVE-2026-8947 Other...
firefox: Same-origin policy bypass in the Networking: HTTP component
A flaw was found in Firefox. The Mozilla Foundation's Security Advisory describes the following issue: Same-origin policy bypass in the Networking: HTTP component...
SUSE-SU-2026:21828-1 Security update for MozillaFirefox
This update for MozillaFirefox fixes the following issues - Update to Firefox Extended Support Release 140.11.0 ESR MFSA 2026-48 bsc1265212. MFSA 2026-48: - CVE-2026-8388: Incorrect boundary conditions in the JavaScript Engine: JIT component. - CVE-2026-8391: Other issue in the JavaScript Engine...