Important: Red Hat Security Advisory: firefox security update

An update for firefox is now available for Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update Support. 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,...

firefox: thunderbird: Same-origin policy bypass in the Request Handling component

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Same-origin policy bypass in the Request Handling component...

Important: Red Hat Security Advisory: firefox security update

An update for firefox is now available for Red Hat Enterprise Linux 9.0 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...

firefox: thunderbird: Same-origin policy bypass in the Request Handling component

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Same-origin policy bypass in the Request Handling component...

firefox: thunderbird: Same-origin policy bypass in the Request Handling component

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Same-origin policy bypass in the Request Handling component...

Important: Red Hat Security Advisory: firefox security update

An update for firefox is now available for Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support and Red Hat Enterprise Linux 8.4 Extended Update Support Long-Life Add-On. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerabili...

Important: Red Hat Security Advisory: firefox security update

An update for firefox is now available for Red Hat Enterprise Linux 8.2 Advanced Update Support. 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 available for...

RHEL 7 : firefox (RHSA-2026:0007)

The remote Redhat Enterprise Linux 7 host has a package installed that is affected by multiple vulnerabilities as referenced in the RHSA-2026:0007 advisory. Mozilla Firefox is an open-source web browser, designed for standards compliance, performance, and portability. Security Fixes: firefox:...

RHEL 8 : thunderbird (RHSA-2026:0023)

The remote Redhat Enterprise Linux 8 host has a package installed that is affected by multiple vulnerabilities as referenced in the RHSA-2026:0023 advisory. Mozilla Thunderbird is a standalone mail and newsgroup client. Security Fixes: firefox: Memory safety bugs fixed in Firefox ESR 140.6,...

RHEL 9 : firefox (RHSA-2026:0013)

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:0013 advisory. Mozilla Firefox is an open-source web browser, designed for standards compliance, performance, and portability. Security Fixes: firefox:...

RHEL 8 : firefox (RHSA-2026:0005)

The remote Redhat Enterprise Linux 8 host has a package installed that is affected by multiple vulnerabilities as referenced in the RHSA-2026:0005 advisory. Mozilla Firefox is an open-source web browser, designed for standards compliance, performance, and portability. Security Fixes: firefox:...

RHEL 8 : firefox (RHSA-2026:0006)

The remote Redhat Enterprise Linux 8 host has a package installed that is affected by multiple vulnerabilities as referenced in the RHSA-2026:0006 advisory. Mozilla Firefox is an open-source web browser, designed for standards compliance, performance, and portability. Security Fixes: firefox:...

Important: thunderbird

Issue Overview: Race condition in the Graphics component. This vulnerability affects Firefox 145, Firefox ESR 140.5, and Firefox ESR 115.30. CVE-2025-13012 Mitigation bypass in the DOM: Core & HTML component. This vulnerability affects Firefox 145, Firefox ESR 140.5, and Firefox ESR 115.30...

OPENSUSE-SU-2026:20002-1 Security update for MozillaThunderbird

This update for MozillaThunderbird fixes the following issues: Changes in MozillaThunderbird: Mozilla Thunderbird 140.5.0 ESR MFSA 2025-91 bsc1253188: CVE-2025-13012 Race condition in the Graphics component CVE-2025-13016 Incorrect boundary conditions in the JavaScript: WebAssembly component...

PT-2026-21723

Name of the Vulnerable Software and Affected Versions Firefox versions prior to 148 Firefox ESR versions prior to 140.8 Thunderbird versions prior to 148 Thunderbird versions prior to 140.8 Description A same-origin policy bypass exists in the Networking: JAR component. This allows potential...

Mozilla Firefox < 3.6

The version of Firefox installed on the remote macOS or Mac OS X host is prior to 3.6. It is, therefore, affected by a vulnerability as referenced in the mfsa2010-05 advisory. - Mozilla Firefox 3.0.x before 3.0.18 and 3.5.x before 3.5.8, and SeaMonkey before 2.0.3, does not properly support the...

Mozilla Firefox < 8.0

The version of Firefox installed on the remote macOS or Mac OS X host is prior to 8.0. It is, therefore, affected by a vulnerability as referenced in the mfsa2011-51 advisory. - Mozilla Firefox before 8.0 and Thunderbird before 8.0 on Mac OS X do not properly interact with the GPU memory behavior...

Mozilla Firefox < 3.0.6

The version of Firefox installed on the remote macOS or Mac OS X host is prior to 3.0.6. It is, therefore, affected by a vulnerability as referenced in the mfsa2009-02 advisory. - Cross-domain vulnerability in js/src/jsobj.cpp in Mozilla Firefox 3.x before 3.0.6 allows remote attackers to bypass...

Mozilla Firefox < 3.0.5

The version of Firefox installed on the remote Windows host is prior to 3.0.5. It is, therefore, affected by multiple vulnerabilities as referenced in the mfsa2008-68 advisory. - Multiple unspecified vulnerabilities in Mozilla Firefox 3.x before 3.0.5 and 2.x before 2.0.0.19, Thunderbird 2.x befo...

Mozilla Thunderbird < 8.0

The version of Thunderbird installed on the remote macOS or Mac OS X host is prior to 8.0. It is, therefore, affected by a vulnerability as referenced in the mfsa2011-51 advisory. - Mozilla Firefox before 8.0 and Thunderbird before 8.0 on Mac OS X do not properly interact with the GPU memory...