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MICROSOFT-CVE-2026-54121 | Mondoo Vulnerability Intelligence

Vulnerability IntelligenceMICROSOFT-CVE-2026-54121

MICROSOFT-CVE-2026-54121

HIGH8.8

Active Directory Certificate Services Elevation of Privilege Vulnerability

Published Jul 14, 2026

Modified 1 months ago

Details

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

References

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-54121

CVSS Analysis

CVSS v2.0

8.8

Upstream

Ecosystems

Timeline

PublishedJul 14, 2026

ModifiedAug 7, 2026