What is GHSA-x77f-p4x9-f73c?

GHSA-x77f-p4x9-f73c is a security advisory published by GitHub Security Advisories with Critical severity. Side-channel in the Web Audio component. This vulnerability was fixed in Firefox 154 and Firefox...

Which CVE IDs does GHSA-x77f-p4x9-f73c cover?

GHSA-x77f-p4x9-f73c covers the following CVE IDs: CVE-2026-74961. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-x77f-p4x9-f73c?

GHSA-x77f-p4x9-f73c has a CVSS v3 base score of 9.1, published by GitHub Security Advisories.

GHSA-x77f-p4x9-f73cCriticalCVSS 9.1

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

Vendor

GitHub Security Advisories

Published

August 18, 2026

Last Modified

August 20, 2026

🔗 CVE IDs covered (1)

CVE-2026-74961 →

📋 Description

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

🔗 References (7)

https://nvd.nist.gov/vuln/detail/CVE-2026-74961
https://bugzilla.mozilla.org/show_bug.cgi?id=2050380
https://www.mozilla.org/security/advisories/mfsa2026-74
https://www.mozilla.org/security/advisories/mfsa2026-77
https://www.mozilla.org/security/advisories/mfsa2026-78
https://www.mozilla.org/security/advisories/mfsa2026-80
https://github.com/advisories/GHSA-x77f-p4x9-f73c