SB20260310103 - Privilege escalation in Microsoft Active Directory Domain Services



SB20260310103 - Privilege escalation in Microsoft Active Directory Domain Services

Published: March 10, 2026

Security Bulletin ID SB20260310103
Severity
Medium
Patch available
YES
Number of vulnerabilities 1
Exploitation vector Remote access
Highest impact Code execution

Breakdown by Severity

Medium 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 1 security vulnerability.


1) Improper Restriction of Names for Files and Other Resources (CVE-ID: CVE-2026-25177)

The vulnerability allows a remote attacker to escalate privileges on the target system.

The vulnerability exists due to improper restriction of names for files and other resources in Active Directory Domain Services. A remote user can gain elevated privileges on the system.


Remediation

Install update from vendor's website.