CVE-2026-92018

CVE-2026-92018 is a sandbox escape in the DOM: Core & HTML component of Mozilla's Firefox and Thunderbird. An attacker who achieves code execution within a sandboxed context (e.g., via a browser extension or web content) could potentially break out to gain higher privileges in the host process. T...

CVE-2026-92018

Sandbox escape in the DOM: Core & HTML component. This vulnerability was fixed in Firefox 156, Firefox ESR 115.41, Firefox ESR 140.16, Firefox ESR 153.3, Thunderbird 156, Thunderbird 140.16, and Thunderbird 153.3...

EUVD-2026-78481

Sandbox escape in the DOM: Core & HTML component. This vulnerability was fixed in Firefox 156, Firefox ESR 115.41, Firefox ESR 140.16, Firefox ESR 153.3, Thunderbird 156, and Thunderbird 140.16...

CVE-2026-92017 Privilege escalation in the DOM: Service Workers component

Privilege escalation in the DOM: Service Workers component. This vulnerability was fixed in Firefox 156, Firefox ESR 115.41, Firefox ESR 140.16, Firefox ESR 153.3, Thunderbird 156, Thunderbird 140.16, and Thunderbird 153.3...

CVE-2026-92017

Privilege escalation in the DOM: Service Workers component. This vulnerability was fixed in Firefox 156, Firefox ESR 115.41, Firefox ESR 140.16, Firefox ESR 153.3, Thunderbird 156, Thunderbird 140.16, and Thunderbird 153.3...

EUVD-2026-78480

Privilege escalation in the DOM: Service Workers component. This vulnerability was fixed in Firefox 156, Firefox ESR 115.41, Firefox ESR 140.16, Firefox ESR 153.3, Thunderbird 156, and Thunderbird 140.16...

CVE-2026-92017

CVE-2026-92017 is a privilege escalation vulnerability in the DOM: Service Workers component of Firefox and Thunderbird , scored CVSS 3.1: 8.8 (HIGH) with a network attack vector requiring user interaction and no prior privileges. The CISA SSVC assessment rates exploitation as none , automatabili...

CVE-2026-92017 Privilege escalation in the DOM: Service Workers component

Privilege escalation in the DOM: Service Workers component. This vulnerability was fixed in Firefox 156, Firefox ESR 115.41, Firefox ESR 140.16, Firefox ESR 153.3, Thunderbird 156, Thunderbird 140.16, and Thunderbird 153.3...

EUVD-2026-78479

Use-after-free in the Disability Access APIs component. This vulnerability was fixed in Firefox 156, Firefox ESR 140.16, Firefox ESR 153.3, Thunderbird 156, and Thunderbird 140.16...

CVE-2026-92016

CVE-2026-92016 is a use-after-free vulnerability in the Disability Access APIs component of Mozilla Firefox and Thunderbird . The flaw was addressed in Firefox 156 , Firefox ESR 140.16 , Firefox ESR 153.3 , Thunderbird 156 , Thunderbird 140.16 , and Thunderbird 153.3 , as detailed across multiple...

CVE-2026-92016

Use-after-free in the Disability Access APIs component. This vulnerability was fixed in Firefox 156, Firefox ESR 140.16, Firefox ESR 153.3, Thunderbird 156, Thunderbird 140.16, and Thunderbird 153.3...

CVE-2026-92016 Use-after-free in the Disability Access APIs component

Use-after-free in the Disability Access APIs component. This vulnerability was fixed in Firefox 156, Firefox ESR 140.16, Firefox ESR 153.3, Thunderbird 156, Thunderbird 140.16, and Thunderbird 153.3...

CVE-2026-92015 Privilege escalation in the WebExtensions component

Privilege escalation in the WebExtensions component. This vulnerability was fixed in Firefox 156, Firefox ESR 115.41, Firefox ESR 140.16, Firefox ESR 153.3, Thunderbird 156, Thunderbird 140.16, and Thunderbird 153.3...

CVE-2026-92015 Privilege escalation in the WebExtensions component

Privilege escalation in the WebExtensions component. This vulnerability was fixed in Firefox 156, Firefox ESR 115.41, Firefox ESR 140.16, Firefox ESR 153.3, Thunderbird 156, Thunderbird 140.16, and Thunderbird 153.3...

CVE-2026-92015

CVE-2026-92015 is a privilege escalation vulnerability in the WebExtensions component of Firefox and Thunderbird , rated HIGH (CVSS 3.1: 8.8) with high impact on confidentiality, integrity, and availability. The attack vector is network-based , requires user interaction , and no prior privileges....

EUVD-2026-78478

Privilege escalation in the WebExtensions component. This vulnerability was fixed in Firefox 156, Firefox ESR 115.41, Firefox ESR 140.16, Firefox ESR 153.3, Thunderbird 156, and Thunderbird 140.16...

CVE-2026-92015

Privilege escalation in the WebExtensions component. This vulnerability was fixed in Firefox 156, Firefox ESR 115.41, Firefox ESR 140.16, Firefox ESR 153.3, Thunderbird 156, Thunderbird 140.16, and Thunderbird 153.3...

EUVD-2026-78477

Privilege escalation due to incorrect boundary conditions in the Graphics component. This vulnerability was fixed in Firefox ESR 115.41, Firefox ESR 140.16, and Thunderbird 140.16...

CVE-2026-92014 Privilege escalation due to incorrect boundary conditions in the Graphics component

Privilege escalation due to incorrect boundary conditions in the Graphics component. This vulnerability was fixed in Firefox ESR 115.41, Firefox ESR 140.16, and Thunderbird 140.16...

CVE-2026-92014

CVE-2026-92014 is a privilege escalation vulnerability in the Graphics: WebRender component of Mozilla's Firefox and Thunderbird , caused by incorrect boundary conditions. A remote attacker with network access and user interaction can exploit this to achieve high impact on confidentiality, integr...