Trespasser

CVE-2026-74970 · Firefox Fission site-isolation bypass via missing PipelineId namespace check This directory holds an honest reproduction scaffold for a Fission site-isolation authorization bypass in Firefox WebRender. Under Fission each content process owns a distinct PipelineId namespace, but t...

CVE-2026-100797

A flaw was found in Firefox. The Mozilla Foundation's Security Advisory describes the following issue: Privilege escalation due to use-after-free in the Graphics: WebRender component...

Astra Linux – Vulnerability in Firefox

When Web Render components were destroyed, a race condition could lead to undefined behavior. We assume that with sufficient effort, this vulnerability could be exploited to execute arbitrary code. This vulnerability affects Firefox versions earlier than 88.0.1, as well as Firefox for Android...

Rocky Linux 10.0 [CIQ] Security Update: firefox / firefox-debuginfo / firefox-debugsource Multiple Vulnerabilities (crlsa-2025_14417)

The Rocky Linux 10.0 host has packages installed that are affected by multiple vulnerabilities as referenced in the CIQ crlsa-202514417 advisory. firefox: thunderbird: Denial-of-service due to out-of-memory in the Graphics: WebRender component CVE-2025-9182 thunderbird: firefox: Sandbox escape du...

Rocky Linux 9 [CIQ] Security Update: thunderbird / thunderbird-debuginfo / thunderbird-debugsource Multiple Vulnerabilities (crlsa-2026_15892)

The Rocky Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the CIQ crlsa-202615892 advisory. firefox: thunderbird: Incorrect boundary conditions in the Libraries component in NSS CVE-2026-6772 firefox: thunderbird: Use-after-free in the JavaScript...

Rocky Linux 9 [CIQ] Security Update: thunderbird / thunderbird-debuginfo / thunderbird-debugsource Multiple Vulnerabilities (crlsa-2025_14640)

The Rocky Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the CIQ crlsa-202514640 advisory. firefox: thunderbird: Denial-of-service due to out-of-memory in the Graphics: WebRender component CVE-2025-9182 thunderbird: firefox: Sandbox escape due t...

firefox: thunderbird: Privilege escalation due to incorrect boundary conditions in the Graphics: WebRender component

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Privilege escalation due to incorrect boundary conditions in the Graphics: WebRender component...

Linux Distros Unpatched Vulnerability : CVE-2026-100781

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Sandbox escape due to incorrect boundary conditions in the Graphics: WebRender component. This vulnerability was fixed in Firefox ESR 153.4, Thunderbird 157,...

Linux Distros Unpatched Vulnerability : CVE-2026-100797

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Privilege escalation due to use-after-free in the Graphics: WebRender component. This vulnerability was fixed in Firefox ESR 153.4, Thunderbird 157, Thunderbird...

SUSE CVE-2026-100781

Sandbox escape due to incorrect boundary conditions in the Graphics: WebRender component. This vulnerability was fixed in Firefox ESR 153.4, Thunderbird 157, Thunderbird 140.17, Thunderbird 153.4, Firefox 157, Firefox ESR 115.42, and Firefox ESR 140.17...

SUSE CVE-2026-100797

Privilege escalation due to use-after-free in the Graphics: WebRender component. This vulnerability was fixed in Firefox ESR 153.4, Thunderbird 157, Thunderbird 140.17, Thunderbird 153.4, Firefox 157, Firefox ESR 115.42, and Firefox ESR 140.17...

CVE-2026-100797

Privilege escalation due to use-after-free in the Graphics: WebRender component. This vulnerability was fixed in Firefox ESR 153.4, Thunderbird 157, Thunderbird 140.17, Thunderbird 153.4, Firefox 157, Firefox ESR 115.42, and Firefox ESR 140.17...

DEBIAN-CVE-2026-100797

Privilege escalation due to use-after-free in the Graphics: WebRender component. This vulnerability was fixed in Firefox ESR 153.4, Thunderbird 157, Thunderbird 140.17, Thunderbird 153.4, Firefox 157, Firefox ESR 115.42, and Firefox ESR 140.17...

DEBIAN-CVE-2026-100781

Sandbox escape due to incorrect boundary conditions in the Graphics: WebRender component. This vulnerability was fixed in Firefox ESR 153.4, Thunderbird 157, Thunderbird 140.17, Thunderbird 153.4, Firefox 157, Firefox ESR 115.42, and Firefox ESR 140.17...

CVE-2026-100781

Sandbox escape due to incorrect boundary conditions in the Graphics: WebRender component. This vulnerability was fixed in Firefox ESR 153.4, Thunderbird 157, Thunderbird 140.17, Thunderbird 153.4, Firefox 157, Firefox ESR 115.42, and Firefox ESR 140.17...

CVE-2026-100781

Sandbox escape due to incorrect boundary conditions in the Graphics: WebRender component. This vulnerability was fixed in Firefox ESR 153.4, Thunderbird 157, Thunderbird 140.17, Thunderbird 153.4, Firefox 157, Firefox ESR 115.42, and Firefox ESR 140.17...

CVE-2026-100797

Privilege escalation due to use-after-free in the Graphics: WebRender component. This vulnerability was fixed in Firefox ESR 153.4, Thunderbird 157, Thunderbird 140.17, Thunderbird 153.4, Firefox 157, Firefox ESR 115.42, and Firefox ESR 140.17...

UBUNTU-CVE-2026-100781

Sandbox escape due to incorrect boundary conditions in the Graphics: WebRender component. This vulnerability was fixed in Firefox ESR 153.4, Thunderbird 157, Thunderbird 140.17, Thunderbird 153.4, Firefox 157, Firefox ESR 115.42, and Firefox ESR 140.17...

UBUNTU-CVE-2026-100797

Privilege escalation due to use-after-free in the Graphics: WebRender component. This vulnerability was fixed in Firefox ESR 153.4, Thunderbird 157, Thunderbird 140.17, Thunderbird 153.4, Firefox 157, Firefox ESR 115.42, and Firefox ESR 140.17...

firefox: thunderbird: Privilege escalation due to incorrect boundary conditions in the Graphics: WebRender component

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Privilege escalation due to incorrect boundary conditions in the Graphics: WebRender component...