VULNERABILITY INTELLIGENCE

CVE-2026-74961

CVSS score9.1 CRITICAL

EPSS probability0.44%

CISA KEVNot currently listed

Published2026-08-18

Last modified2026-08-20

Description

Side-channel in the Web Audio component. This vulnerability was fixed in Firefox 154, Firefox ESR 153.1, Thunderbird 154, and Thunderbird 153.1.