The vulnerability of Mozilla Firefox’s CSS analysis and calculation components allows attackers to bypass existing security mechanisms safely.

The vulnerability of Mozilla Firefox’s CSS analysis and calculation components is related to the lack of verification of the reliability of data sources or messages. Exploiting this vulnerability can allow attackers to bypass existing security mechanisms remotely...

CLSA-2026-1773684237 Update of alt-php

Update ca-certificates database to 20260305: - mozilla\certdata.h,nssckbi.h: Update Mozilla certificate authority bundle of the version 2.84. - The following certificates were added: Certificate "TrustAsia TLS ECC Root CA" Certificate "TrustAsia TLS RSA Root CA" Certificate "SwissSign RSA TLS Roo...

libvpx: Heap buffer overflow in libvpx

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Heap buffer overflow in libvpx...

OPENSUSE-SU-2026:20365-1 Security update for MozillaFirefox

This update for MozillaFirefox fixes the following issues: - Firefox Extended Support Release 140.8.0 ESR bsc1258568 - CVE-2026-2757: Incorrect boundary conditions in the WebRTC: Audio/Video component - CVE-2026-2758: Use-after-free in the JavaScript: GC component - CVE-2026-2759: Incorrect...

Mozilla Firefox Security Bypass Vulnerability (CNVD-2026-16601)

Mozilla Firefox is an open source web browser from the Mozilla Foundation in the United States. Mozilla Firefox suffers from a security bypass vulnerability caused by an error in the CSS parsing and calculation component. An attacker can exploit the vulnerability to bypass security restrictions...

OPENSUSE-SU-2026:10324-1 MozillaFirefox-148.0.2-1.1 on GA media

These are all security issues fixed in the MozillaFirefox-148.0.2-1.1 package on the GA media of openSUSE Tumbleweed...

SUSE SLED15 / SLES15 / openSUSE 15 Security Update : MozillaThunderbird (SUSE-SU-2026:0880-1)

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-2026:0880-1 advisory. Mozilla Thunderbird 140.8 MFSA 2026-17 bsc1258568: - CVE-2026-2757: Incorrect boundary condition...

CLSA-2026-1773341470 Update of alt-php

Update ca-certificates database to 20260305: - mozilla\certdata.h,nssckbi.h: Update Mozilla certificate authority bundle of the version 2.84. - The following certificates were added: Certificate "TrustAsia TLS ECC Root CA" Certificate "TrustAsia TLS RSA Root CA" Certificate "SwissSign RSA TLS Roo...

Important: Red Hat Security Advisory: libvpx security update

An update for libvpx 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 from th...

libvpx: Heap buffer overflow in libvpx

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Heap buffer overflow in libvpx...

firefox: thunderbird: Privilege escalation in the Netmonitor component

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Privilege escalation in the Netmonitor component...

libvpx: Heap buffer overflow in libvpx

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Heap buffer overflow in libvpx...

firefox: thunderbird: Undefined behavior in the DOM: Core & HTML component

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Undefined behavior in the DOM: Core & HTML component...

Security update for MozillaFirefox

This update for MozillaFirefox fixes the following issues: Update to Firefox Extended Support Release 140.8.0 ESR MFSA 2026-15 bsc1258568: CVE-2026-2757: Incorrect boundary conditions in the WebRTC: Audio/Video component CVE-2026-2758: Use-after-free in the JavaScript: GC component CVE-2026-2759:...

libvpx: Heap buffer overflow in libvpx

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Heap buffer overflow in libvpx...

Information Disclosure Vulnerability in Multiple Mozilla Products (CNVD-2026-13443)

Mozilla Firefox is an open source web browser.Mozilla Firefox ESR is an extended support version of Firefox the web browser.Mozilla Thunderbird is a suite of email client software separate from the Mozilla Application Suite. An information disclosure vulnerability exists in several Mozilla produc...

Security Bypass Vulnerability in Multiple Mozilla Products (CNVD-2026-13442)

Mozilla Firefox is an open source web browser.Mozilla Firefox ESR is an extended support version of Firefox the web browser.Mozilla Thunderbird is a suite of email client software separate from the Mozilla Application Suite. A security bypass vulnerability exists in several Mozilla products, whic...

Code execution vulnerability in multiple Mozilla products (CNVD-2026-13444)

Mozilla Firefox is an open source web browser.Mozilla Firefox ESR is an extended support version of Firefox the web browser.Mozilla Thunderbird is a suite of email client software separate from the Mozilla Application Suite. A code execution vulnerability exists in several Mozilla products that...

Code execution vulnerability in multiple Mozilla products (CNVD-2026-13445)

Mozilla Firefox is an open source web browser.Mozilla Firefox ESR is an extended support version of Firefox the web browser.Mozilla Thunderbird is a suite of email client software separate from the Mozilla Application Suite. A code execution vulnerability exists in multiple Mozilla products due t...

Elevation of Privilege Vulnerability in Multiple Mozilla Products (CNVD-2026-13448)

Mozilla Firefox is an open source web browser.Mozilla Firefox ESR is an extended support version of Firefox the web browser.Mozilla Thunderbird is a suite of email client software separate from the Mozilla Application Suite. An elevation of privilege vulnerability exists in several Mozilla...