1228 matches found
PT-2026-33939
Name of the Vulnerable Software and Affected Versions Firefox versions prior to 150 Firefox ESR versions prior to 140.10 Thunderbird versions prior to 150 Thunderbird versions prior to 140.10 Description Incorrect boundary conditions exist in the WebRTC component, which is a framework that enable...
Mozilla Firefox < 150.0
The version of Firefox installed on the remote macOS or Mac OS X host is prior to 150.0. It is, therefore, affected by multiple vulnerabilities as referenced in the mfsa2026-30 advisory. - Incorrect boundary conditions, integer overflow in the Audio/Video: Playback component. This vulnerability w...
firefox: thunderbird: Memory safety bugs fixed in Firefox ESR 115.34, Firefox ESR 140.9, Thunderbird ESR 140.9, Firefox 149 and Thunderbird 149
A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Memory safety bugs present in Firefox ESR 115.33, Firefox ESR 140.8, Thunderbird ESR 140.8, Firefox 148 and Thunderbird 148. Some of these bugs showed evidence of memory corrupti...
firefox: thunderbird: Memory safety bugs fixed in Firefox ESR 140.9, Thunderbird ESR 140.9, Firefox 149 and Thunderbird 149
A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Memory safety bugs present in Firefox ESR 140.8, Thunderbird ESR 140.8, Firefox 148 and Thunderbird 148. Some of these bugs showed evidence of memory corruption and we presume th...
SUSE SLES12 Security Update : MozillaFirefox (SUSE-SU-2026:1273-1)
The remote SUSE Linux SLES12 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2026:1273-1 advisory. - Update to 149.0.2 and 140.9.1esr bsc1261663. - CVE-2026-5731: Memory safety bugs fixed in Firefox ESR 115.34.1, Firefox ESR 140.9.1,...
CVE-2026-5731
Memory safety bugs present in Firefox ESR 115.34.0, Firefox ESR 140.9.0, Thunderbird ESR 140.9.0, Firefox 149.0.1 and Thunderbird 149.0.1. 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...
CVE-2026-5735
CVE-2026-5735 affects Mozilla Firefox and Thunderbird 149.0.1, with memory safety bugs that can cause memory corruption and, per sources, could be exploited to run arbitrary code. Affected components are within Firefox/Thunderbird rendering and memory management; the issue has been fixed in Firef...
CVE-2026-5732 Incorrect boundary conditions, integer overflow in the Graphics: Text component
Incorrect boundary conditions, integer overflow in the Graphics: Text component. This vulnerability was fixed in Firefox 149.0.2, Firefox ESR 140.9.1, Thunderbird 149.0.2, and Thunderbird 140.9.1...
Mozilla Firefox < 149.0.2
The version of Firefox installed on the remote Windows host is prior to 149.0.2. It is, therefore, affected by multiple vulnerabilities as referenced in the mfsa2026-25 advisory. - Memory safety bugs present in Firefox ESR 115.34.0, Firefox ESR 140.9.0, Thunderbird ESR 140.9.0, Firefox 149.0.1 an...
Astra Linux – Vulnerability in Firefox
Mitigation bypass in the Privacy: Anti-Tracking component. This vulnerability was fixed in Firefox 147.0.2...
Amazon Linux 2 : firefox, --advisory ALAS2FIREFOX-2026-055 (ALASFIREFOX-2026-055)
The version of firefox installed on the remote host is prior to 140.8.0-1. It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2FIREFOX-2026-055 advisory. A flaw was found in libexpat. A remote attacker could exploit this vulnerability by providing specially crafted XM...
[SECURITY] Fedora 42 Update: firefox-149.0-2.fc42
Mozilla Firefox is an open-source web browser, designed for standards compliance, performance and portability...
EUVD-2026-14806
Use-after-free in the CSS Parsing and Computation component. This vulnerability affects Firefox 149, Firefox ESR 115.34, and Firefox ESR 140.9...
CVE-2026-4719
Incorrect boundary conditions in the Graphics: Text component. This vulnerability was fixed in Firefox 149, Firefox ESR 140.9, Thunderbird 149, and Thunderbird 140.9...
CVE-2026-4689
Sandbox escape due to incorrect boundary conditions, integer overflow in the XPCOM component. This vulnerability was fixed in Firefox 149, Firefox ESR 115.34, Firefox ESR 140.9, Thunderbird 149, and Thunderbird 140.9...
CVE-2026-4688
Sandbox escape due to use-after-free in the Disability Access APIs component. This vulnerability was fixed in Firefox 149, Firefox ESR 140.9, Thunderbird 149, and Thunderbird 140.9...
CVE-2026-4720 Memory safety bugs fixed in Firefox ESR 140.9, Thunderbird ESR 140.9, Firefox 149 and Thunderbird 149
Memory safety bugs present in Firefox ESR 140.8, Thunderbird ESR 140.8, Firefox 148 and Thunderbird 148. 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 was fixed in...
CVE-2026-4727 Denial-of-service in the Libraries component in NSS
Denial-of-service in the Libraries component in NSS. This vulnerability was fixed in Firefox 149 and Thunderbird 149...
