Microsoft Windows TCP/IP Elevation of Privilege Vulnerability

Vulnerability

A race condition vulnerability has been identified in the Windows TCP/IP stack, allowing an authorized attacker to locally elevate privileges. This issue arises from concurrent execution using shared resources without proper synchronization.

Impact

Exploitation of this vulnerability could lead to unauthorized privilege escalation, allowing 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 KB5087470, KB5087471, KB5087537, KB5087420, KB5087544, KB5087538, KB5087545, KB5087424, KB5089548, KB5089549, KB5087423, and KB5087541.

Added: May 12, 2026, 8:11 PM
Updated: May 12, 2026, 8:11 PM

Vulnerability Rating

Custom Algorithm
spread
8.4
impact
7.5
exploitability
2.9
remediation
7.7
relevance
8.2
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.