PT-2026-27400

Name of the Vulnerable Software and Affected Versions Firefox versions prior to 149 Firefox ESR versions prior to 140.9 Thunderbird versions prior to 149 Thunderbird versions prior to 140.9 Description A use-after-free issue exists in the JavaScript Engine component. This condition occurs when...

PT-2026-21718

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 The JavaScript Engine component contains an invalid pointer issue. Recommendations Update Firef...

PT-2026-21716

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 An information disclosure issue exists due to Just-In-Time JIT miscompilation within the...

PT-2026-27397

Name of the Vulnerable Software and Affected Versions: Firefox versions prior to 149 Firefox ESR versions prior to 115.34 and 140.9 Thunderbird versions prior to 149 and 140.9 Description: A flaw exists in the JavaScript Engine's JIT component, specifically a JIT miscompilation issue. This can le...

PT-2026-27414

Name of the Vulnerable Software and Affected Versions Firefox versions prior to 149 Firefox ESR versions prior to 140.9 Thunderbird versions prior to 149 Thunderbird versions prior to 140.9 Description The software contains issues related to incorrect boundary conditions and uninitialized memory...

PT-2026-21697

Name of the Vulnerable Software and Affected Versions Firefox versions prior to 148 Firefox ESR versions prior to 115.33 Firefox ESR versions prior to 140.8 Thunderbird versions prior to 148 Thunderbird versions prior to 140.8 Description The software contains a flaw related to JIT miscompilation...

Important: Red Hat Security Advisory: thunderbird security update

An update for thunderbird is now available for Red Hat Enterprise Linux 9. 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 each vulnerability fr...

firefox: thunderbird: JIT miscompilation in the JavaScript Engine: JIT component

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: JIT miscompilation in the JavaScript Engine: JIT component...

firefox: thunderbird: JIT miscompilation in the JavaScript Engine: JIT component

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: JIT miscompilation in the JavaScript Engine: JIT component...

firefox: thunderbird: JIT miscompilation in the JavaScript Engine: JIT component

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: JIT miscompilation in the JavaScript Engine: JIT component...

SUSE SLED15: MozillaFirefox / MozillaFirefox-branding-upstream / etc (SUSE-SU-2025:4424-1)

The remote SUSE Linux SLED15 / SLEDSAP15 / SLES15 / SLESSAP15 / openSUSE 15 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2025:4424-1 advisory. Update to Firefox Extended Support Release 140.6.0 ESR bsc1254551. - MFSA 2025-94 CVE-2025-14321...

Security update for MozillaFirefox

This update for MozillaFirefox fixes the following issues: Update to Firefox Extended Support Release 140.6.0 ESR bsc1254551. MFSA 2025-94 CVE-2025-14321: use-after-free in the WebRTC: Signaling component. CVE-2025-14322: sandbox escape due to incorrect boundary conditions in the Graphics:...

SUSE-SU-2025:4424-1 Security update for MozillaFirefox

This update for MozillaFirefox fixes the following issues: Update to Firefox Extended Support Release 140.6.0 ESR bsc1254551. - MFSA 2025-94 CVE-2025-14321: use-after-free in the WebRTC: Signaling component. CVE-2025-14322: sandbox escape due to incorrect boundary conditions in the Graphics:...

ROS-20251217-7311

A vulnerability in the V8 JavaScript script handler of Google Chrome browser is related to incorrect security checks for standard elements. Exploitation of the vulnerability could allow an attacker acting remotely to cause a denial of service using a specially crafted HTML page...

ROS-20251217-7318

A vulnerability in the V8 JavaScript script handler of Google Chrome browser is related to data type mixing errors. Exploitation of the vulnerability could allow a remote attacker to affect the confidentiality, integrity and availability of protected information using a specially crafted HTML pag...

ROS-20251217-7315

A vulnerability in the V8 JavaScript script handler of Google Chrome browser is related to data type mixing errors. Exploitation of the vulnerability could allow a remote attacker to affect the confidentiality, integrity and availability of protected information using a specially crafted HTML pag...

ROS-20251217-7317

A vulnerability in the V8 JavaScript script handler of Google Chrome browser is related to data type mixing errors. Exploitation of the vulnerability could allow a remote attacker to affect the confidentiality, integrity and availability of protected information using a specially crafted HTML pag...

ROS-20251217-7316

A vulnerability in the V8 JavaScript script handler of Google Chrome browser is related to data type mixing errors. Exploitation of the vulnerability could allow a remote attacker to affect the confidentiality, integrity and availability of protected information using a specially crafted HTML pag...

CVE-2025-14766

Out of bounds read and write in V8 in Google Chrome prior to 143.0.7499.147 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page. Chromium security severity: High...

IE Mode: A Window to the Web – or to Attackers?

Running short on time but still want to stay in the know? Well, we’ve got you covered! We’ve condensed all the key takeaways into a handy audio summary. Our AI-driven podcasts are fit for on the go. Recently, Internet Explorer IE Mode has been weaponized by threat actors through multiple zero-day...