What is GHSA-qhcw-77pf-vq5x?

GHSA-qhcw-77pf-vq5x is a security advisory published by GitHub Security Advisories with High severity. Use-after-free in the Audio/Video component. This vulnerability was fixed in Firefox ESR 115.45.

Which CVE IDs does GHSA-qhcw-77pf-vq5x cover?

GHSA-qhcw-77pf-vq5x covers the following CVE IDs: CVE-2026-124952. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-qhcw-77pf-vq5x?

GHSA-qhcw-77pf-vq5x has a CVSS v3 base score of 8.8, published by GitHub Security Advisories.

GHSA-qhcw-77pf-vq5xHighCVSS 8.8

Use-after-free in the Audio/Video component. This vulnerability was fixed in Firefox ESR 115.45.

Vendor

GitHub Security Advisories

Published

November 10, 2026

Last Modified

November 10, 2026

🔗 CVE IDs covered (1)

CVE-2026-124952 →

📋 Description

Use-after-free in the Audio/Video component. This vulnerability was fixed in Firefox ESR 115.45.

🔗 References (4)

https://nvd.nist.gov/vuln/detail/CVE-2026-124952
https://bugzilla.mozilla.org/show_bug.cgi?id=2071647
https://www.mozilla.org/security/advisories/mfsa2026-126
https://github.com/advisories/GHSA-qhcw-77pf-vq5x