Microsoft Windows Kernel Elevation of Privilege Vulnerability

Vulnerability

A vulnerability allowing local privilege escalation has been identified in the Windows Kernel. This issue arises from improper input validation, which could be exploited by an authorized attacker to gain elevated privileges.

Impact

Exploitation of this vulnerability could allow an attacker to gain SYSTEM privileges.

Remediation

Users can apply the security update for this vulnerability, which is available through the Microsoft Update Catalog. Specific update details can be found in the Microsoft Knowledge Base articles KB5066791 and KB5066793.

Added: Oct 14, 2025, 7:09 PM
Updated: Oct 14, 2025, 9:26 PM

Vulnerability Rating

Custom Algorithm
spread
8.4
impact
7.5
exploitability
3.3
remediation
7.7
relevance
0.7
threat
0.0
urgency
2.9
incentive
1.7

Our algorithm analyzes dozens of metrics to generate these 8 key vulnerability categories, which are then combined to calculate the overall risk score.