CVE-2021-42278 — Microsoft Active Directory Domain Services Privilege Escalation Vulnerability

CVE-2021-42278

HIGH · CVSS 7.5 ⚠ KEV — EXPLOITED

EPSS exploitation probability: 99%

⚠ Listed in the CISA Known Exploited Vulnerabilities catalog — actively exploited.

Published 2022-04-11 · Last modified 2026-08-06T05:16:36.170

Summary

Active Directory Domain Services Elevation of Privilege Vulnerability

Microsoft — Active Directory

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