Microsoft Windows NT OS Kernel Privilege Escalation Vulnerability

Vulnerability

A vulnerability allowing local privilege escalation has been identified in the Windows NT OS Kernel. This issue arises from an integer underflow, which can 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 KB5094122, KB5094125, KB5094126, KB5093998, KB5094127, KB5094041, KB5094042, and KB5095051.

Added: Jun 9, 2026, 7:36 PM
Updated: Jun 9, 2026, 7:36 PM

Vulnerability Rating

Custom Algorithm
spread
8.4
impact
7.5
exploitability
2.7
remediation
7.7
relevance
9.4
threat
0.0
urgency
2.9
incentive
0.0

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