firefox: thunderbird: Sandbox escape in the DOM: Workers component

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Sandbox escape in the DOM: Workers component...

Important: firefox

Issue Overview: Privilege escalation in the Graphics: WebRender component. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Firefox ESR 115.37, Thunderbird 152, and Thunderbird 140.12. CVE-2026-12289 Memory safety bug fixed in Thunderbird 152. This vulnerability was fixed in Firef...

RockyLinux 10 : thunderbird (RLSA-2026:30846)

The remote RockyLinux 10 host has packages installed that are affected by multiple vulnerabilities as referenced in the RLSA-2026:30846 advisory. firefox: thunderbird: Sandbox escape in the DOM: Workers component CVE-2026-12294 firefox: thunderbird: Information disclosure, sandbox escape in the...

TencentOS Server 3: firefox (TSSA-2026:0595)

The version of Tencent Linux installed on the remote TencentOS Server 3 host is prior to tested version. It is, therefore, affected by multiple vulnerabilities as referenced in the TSSA-2026:0595 advisory. Package updates are available for TencentOS Server 3 that fix the following vulnerabilities...

OESA-2026-2735 firefox security update

Mozilla Firefox is an open-source web browser, designed for standards compliance, performance and portability. Security Fixes: Privilege escalation in the Graphics: WebRender component. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Firefox ESR 115.37, Thunderbird 152, and...

SUSE-SU-2026:22351-1 Security update for MozillaFirefox

This update for MozillaFirefox fixes the following issue 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: Sandbox escape in the DOM: Workers component

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Sandbox escape in the DOM: Workers component...

RHEL 8 : firefox (RHSA-2026:26629)

The remote Redhat Enterprise Linux 8 host has a package installed that is affected by multiple vulnerabilities as referenced in the RHSA-2026:26629 advisory. Mozilla Firefox is an open-source web browser, designed for standards compliance, performance, and portability. Security Fixes: firefox:...

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:...

CVE-2026-12294

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Sandbox escape in the DOM: Workers component...

firefox: thunderbird: Privilege escalation in the DOM: Workers component

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

firefox: thunderbird: Privilege escalation in the DOM: Workers component

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

firefox: thunderbird: Privilege escalation in the DOM: Workers component

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

SUSE CVE-2026-12294

Sandbox escape in the DOM: Workers component. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Firefox ESR 115.37, Thunderbird 152, and Thunderbird 140.12...

Linux Distros Unpatched Vulnerability : CVE-2026-12294

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Sandbox escape in the DOM: Workers component. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Firefox ESR 115.37, Thunderbird 152, and...

CVE-2026-12294

Sandbox escape in the DOM: Workers component. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Firefox ESR 115.37, Thunderbird 152, and Thunderbird 140.12...

CVE-2026-12294

Sandbox escape in the DOM: Workers component. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Firefox ESR 115.37, Thunderbird 152, and Thunderbird 140.12...

UBUNTU-CVE-2026-12294

Sandbox escape in the DOM: Workers component. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Firefox ESR 115.37, Thunderbird 152, and Thunderbird 140.12...

EUVD-2026-37085

Sandbox escape in the DOM: Workers component. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Firefox ESR 115.37, Thunderbird 152, and Thunderbird 140.12...

CVE-2026-12294 Sandbox escape in the DOM: Workers component

Sandbox escape in the DOM: Workers component. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Firefox ESR 115.37, Thunderbird 152, and Thunderbird 140.12...