CVE-2026-55001

Vendor

Microsoft

Product

Active Directory / Entra ID

Exposure class

Identity

Every item in the archive that references this CVE, highest rank first. Headlines open the publisher.

1. 26
   Advisory MSRC 14 Jul 2026

   CVE-2026-55001 Active Directory Domain Services Elevation of Privilege Vulnerability

   Improper certificate validation in Windows Active Directory allows an authorized attacker to elevate privileges locally.

   CVE-2026-55001 Microsoft