CVE-2026-16396

Privilege escalation in WebExtensions. This vulnerability was fixed in Firefox 153, Firefox ESR 140.13, Thunderbird 153, and Thunderbird 140.13...

EUVD-2026-46234

Privilege escalation in WebExtensions. This vulnerability was fixed in Firefox 153 and Firefox ESR 140.13...

CVE-2026-16396

Privilege escalation in WebExtensions. This vulnerability was fixed in Firefox 153, Firefox ESR 140.13, Thunderbird 153, and Thunderbird 140.13...

CVE-2026-16397: Improper Restriction of Rendered UI Layers or Frames

Clickjacking issue in the WebExtensions component in Firefox for Android. This vulnerability was fixed in Firefox 153...

CVE-2026-16396: Improper Privilege Management

Privilege escalation in WebExtensions. This vulnerability was fixed in Firefox 153, Firefox ESR 140.13, Thunderbird 153, and Thunderbird 140.13...

PT-2026-61908

Name of the Vulnerable Software and Affected Versions Firefox versions prior to 153 Firefox ESR versions prior to 140.13 Thunderbird versions prior to 153 Thunderbird versions prior to 140.13 Description Privilege escalation exists in WebExtensions, allowing an attacker to gain higher levels of...

PT-2026-61909

Name of the Vulnerable Software and Affected Versions Firefox for Android versions prior to 153 Description A clickjacking issue exists in the WebExtensions component. Clickjacking is a technique where an attacker uses multiple transparent or semi-transparent layers to trick a user into clicking ...

CVE-2026-8960

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Spoofing issue in WebExtensions...

Linux Distros Unpatched Vulnerability : CVE-2026-8960

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Spoofing issue in WebExtensions. This vulnerability was fixed in Firefox 151 and Thunderbird 151. CVE-2026-8960 Note that Nessus relies on the presence of the...

SUSE CVE-2026-8960

Spoofing issue in WebExtensions. This vulnerability was fixed in Firefox 151 and Thunderbird 151...

CVE-2026-8960

Spoofing issue in WebExtensions. This vulnerability was fixed in Firefox 151 and Thunderbird 151...

CVE-2026-8960

Spoofing issue in WebExtensions. This vulnerability was fixed in Firefox 151 and Thunderbird 151...

UBUNTU-CVE-2026-8960

Spoofing issue in WebExtensions. This vulnerability was fixed in Firefox 151 and Thunderbird 151...

CVE-2026-8960

A spoofing issue in the WebExtensions component of the Firefox web browser and Thunderbird email client allows a malicious actor to bypass authentication processes through spearfishing . Exploiting this vulnerability enables remote compromise of data integrity . The issue was resolved in Firefox ...

CVE-2026-8960 Spoofing issue in WebExtensions

Spoofing issue in WebExtensions. This vulnerability was fixed in Firefox 151 and Thunderbird 151...

CVE-2026-8960

Spoofing issue in WebExtensions. This vulnerability was fixed in Firefox 151 and Thunderbird 151...

CVE-2026-8960 Spoofing issue in WebExtensions

Spoofing issue in WebExtensions. This vulnerability was fixed in Firefox 151 and Thunderbird 151...

CVE-2026-8960

Spoofing issue in WebExtensions. This vulnerability was fixed in Firefox 151 and Thunderbird 151...

EUVD-2026-30909

Spoofing issue in WebExtensions. This vulnerability was fixed in Firefox 151 and Thunderbird 151...

PT-2026-41914

Name of the Vulnerable Software and Affected Versions Firefox versions prior to 151 Thunderbird versions prior to 151 Description A spoofing issue exists in WebExtensions. Recommendations Update to version 151 for Firefox. Update to version 151 for Thunderbird...