RLSA-2026:47104 Important: firefox security update

Mozilla Firefox is an open-source web browser, designed for standards compliance, performance, and portability. Security Fixes: libaom: libaom: heap buffer overflow in AV1 encoder first-pass stats buffer via LAP mode CVE-2026-56208 firefox: thunderbird: Site isolation issue in the DOM: Navigation...

SUSE CVE-2026-16375

Site isolation issue in the Networking: HTTP component. This vulnerability was fixed in Firefox 153, Firefox ESR 140.13, Thunderbird 153, and Thunderbird 140.13...

SUSE SLED15: MozillaThunderbird / MozillaThunderbird-translations-common / etc (SUSE-SU-2026:2852-1)

The remote SUSE Linux SLED15 / SLEDSAP15 / SLES15 / SLESSAP15 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2026:2852-1 advisory. This update for MozillaThunderbird fixes the following issues Update to Firefox 140.12.0 ESR MFSA 2026-58,...

CVE-2026-49365

A flaw was found in the Apache Camel Netty HTTP component. An unauthenticated remote attacker can exploit this vulnerability by sending a malformed request that triggers an exception during route processing. Due to a misconfiguration where muteException is set to false by default, the system...

firefox: thunderbird: Use-after-free in the Networking: HTTP component

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Use-after-free in the Networking: HTTP component...

CVE-2026-49365

The vulnerability CVE-2026-49365 affects Apache Camel’s camel-netty-http server consumer. The root cause is that the default of muteException is false, so on route processing errors Camel writes the full Java stack trace into the HTTP response body instead of an empty body. This can disclose sens...

Security update for MozillaFirefox

This update for MozillaFirefox fixes the following issues: Update to Firefox 140.12.0 ESR MFSA 2026-58, bsc1268071: CVE-2026-12289: Privilege escalation in the Graphics: WebRender component. CVE-2026-12290: Memory safety bug fixed in Firefox ESR 140.12. CVE-2026-12291: Use-after-free in the...

firefox: thunderbird: Use-after-free in the Networking: HTTP component

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Use-after-free in the Networking: HTTP component...

RHEL 8 : firefox (RHSA-2026:26630)

The remote Redhat Enterprise Linux 8 host has a package installed that is affected by multiple vulnerabilities as referenced in the RHSA-2026:26630 advisory. Mozilla Firefox is an open-source web browser, designed for standards compliance, performance, and portability. Security Fixes: firefox:...

firefox: Same-origin policy bypass in the Networking: HTTP component

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

firefox: Same-origin policy bypass in the Networking: HTTP component

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

Important: Red Hat Security Advisory: firefox security update

An update for firefox is now available for Red Hat Enterprise Linux 9.6 Extended 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...

firefox: Same-origin policy bypass in the Networking: HTTP component

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

RHEL 9 : firefox (RHSA-2026:26492)

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:26492 advisory. Mozilla Firefox is an open-source web browser, designed for standards compliance, performance, and portability. Security Fixes: firefox:...

CVE-2026-12291

Use-after-free in the Networking: HTTP component. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Firefox ESR 115.37, Thunderbird 152, and Thunderbird 140.12...

firefox: Same-origin policy bypass in the Networking: HTTP component

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

firefox: Same-origin policy bypass in the Networking: HTTP component

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

Mozilla Firefox < 152.0

The version of Firefox installed on the remote macOS or Mac OS X host is prior to 152.0. It is, therefore, affected by multiple vulnerabilities as referenced in the mfsa2026-57 advisory. - Use-after-free in the Graphics: WebGPU component. This vulnerability was fixed in Firefox 152 and Thunderbir...

SUSE-SU-2026:2271-1 Security update for MozillaThunderbird

This update for MozillaThunderbird fixes the following issues - Updated to Mozilla Thunderbird 140.11 bsc1265212 MFSA 2026-44: - CVE-2026-8090: Use-after-free in the DOM: Networking component. - CVE-2026-8092: Memory safety bugs fixed in Thunderbird ESR 140.10.2 and Thunderbird 150.0.2. -...

firefox: Same-origin policy bypass in the Networking: HTTP component

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