SB2025101496 - Privilege escalation in Microsoft Windows Virtualization-Based Security (VBS) Enclave
Published: October 14, 2025
Security Bulletin ID
SB2025101496
CSH Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Local access
Highest impact
Code execution
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 vulnerability.
1) Reliance on Untrusted Inputs in a Security Decision (CVE-ID: CVE-2025-53717)
CWE-ID: CWE-807 - Reliance on Untrusted Inputs in a Security Decision
CVSSv4: CVSS:4.0/AV:L/AC:L/AT:P/PR:L/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 reliance on untrusted input for a security decision in Windows Virtualization-Based Security (VBS) Enclave, which leads to security restrictions bypass and privilege escalation.
Remediation
Install update from vendor's website.