SB2026011369 - Remote code execution in Microsoft Windows Deployment Services
Published: January 13, 2026
Security Bulletin ID
SB2026011369
Severity
Medium
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Adjecent network
Highest impact
Code execution
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Improper access control (CVE-ID: CVE-2026-0386)
The vulnerability allows a remote attacker to gain unauthorized access to otherwise restricted functionality.
The vulnerability exists due to improper access restrictions in Windows Deployment Services. A remote attacker on the local network can bypass implemented security restrictions and execute arbitrary code on the system.
Remediation
Install update from vendor's website.