CVE-2026-74961
Critical · 9.1CVSS
9.1
EPSS
0.4%
Published
Aug 18, 2026
CISA due date
—
The record
Side-channel in the Web Audio component. This vulnerability was fixed in Firefox 154, Firefox ESR 153.1, Thunderbird 154, and Thunderbird 153.1.
Affected packages
| Ecosystem | Package | Introduced | Fixed |
|---|
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