What is GHSA-64qv-2ffq-h4w6?

GHSA-64qv-2ffq-h4w6 is a security advisory published by GitHub Security Advisories with High severity. Improper authorization in Active Directory Certificate Services (AD CS) allows an authorized...

Which CVE IDs does GHSA-64qv-2ffq-h4w6 cover?

GHSA-64qv-2ffq-h4w6 covers the following CVE IDs: CVE-2026-54121. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-64qv-2ffq-h4w6?

GHSA-64qv-2ffq-h4w6 has a CVSS v3 base score of 8.8, published by GitHub Security Advisories.

GHSA-64qv-2ffq-h4w6HighCVSS 8.8

Improper authorization in Active Directory Certificate Services (AD CS) allows an authorized...

Vendor

GitHub Security Advisories

Published

July 14, 2026

Last Modified

July 14, 2026

🔗 CVE IDs covered (1)

CVE-2026-54121 →

📋 Description

Improper authorization in Active Directory Certificate Services (AD CS) allows an authorized attacker to elevate privileges over a network.

🔗 References (3)

https://nvd.nist.gov/vuln/detail/CVE-2026-54121
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-54121
https://github.com/advisories/GHSA-64qv-2ffq-h4w6