SB20260415130 - Remote code execution in Microsoft Windows Active Directory
Published: April 15, 2026
Security Bulletin ID
SB20260415130
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) Input validation error (CVE-ID: CVE-2026-33826)
The vulnerability allows a remote attacker to execute arbitrary code on the system.
The vulnerability exists due to insufficient validation of user-supplied input in Windows Active Directory. A remote user on the local network can pass specially crafted input to the application and execute arbitrary code on the target system.
Remediation
Install update from vendor's website.