CVE-2026-117995

None

CVSS

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EPSS

0.2%

Published

Oct 27, 2026

CISA due date

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The record

Privilege escalation in the DOM: UI Events & Focus Handling component. This vulnerability was fixed in Firefox 159, Firefox ESR 153.6, Thunderbird 159, and Thunderbird 153.6.

Affected packages

Ecosystem	Package	Introduced	Fixed