SB20250513115 - Privilege escalation in Microsoft Defender



SB20250513115 - Privilege escalation in Microsoft Defender

Published: May 13, 2025

Security Bulletin ID SB20250513115
CSH Severity
Low
Patch available
YES
Number of vulnerabilities 1
Exploitation vector Local access
Highest impact Code execution

Breakdown by Severity

Low 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 1 vulnerability.


1) External Control of File Name or Path (CVE-ID: CVE-2025-26684)

CWE-ID: CWE-73 - External Control of File Name or Path

CVSSv4: CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear


The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to external control of file name or path in Microsoft Defender for Endpoint. A local administrator can gain elevated privileges on the target system.


Remediation

Install update from vendor's website.