What is GHSA-hhfp-m479-hqjj?

GHSA-hhfp-m479-hqjj is a security advisory published by GitHub Security Advisories with High severity. Privilege escalation in the Downloads API component. This vulnerability was fixed in Firefox 154...

Which CVE IDs does GHSA-hhfp-m479-hqjj cover?

GHSA-hhfp-m479-hqjj covers the following CVE IDs: CVE-2026-74950. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-hhfp-m479-hqjj?

GHSA-hhfp-m479-hqjj has a CVSS v3 base score of 8.8, published by GitHub Security Advisories.

GHSA-hhfp-m479-hqjjHighCVSS 8.8

Privilege escalation in the Downloads API component. This vulnerability was fixed in Firefox 154...

Vendor

GitHub Security Advisories

Published

August 18, 2026

Last Modified

August 18, 2026

🔗 CVE IDs covered (1)

CVE-2026-74950 →

📋 Description

Privilege escalation in the Downloads API component. This vulnerability was fixed in Firefox 154 and Firefox ESR 153.1.

🔗 References (7)

https://nvd.nist.gov/vuln/detail/CVE-2026-74950
https://bugzilla.mozilla.org/show_bug.cgi?id=1880253
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-hhfp-m479-hqjj