Microsoft Windows Cryptographic Services Improper Authentication Vulnerability Allowing Privilege Escalation

Vulnerability

A vulnerability has been identified in Windows Cryptographic Services that allows an unauthorized attacker to elevate privileges locally. This issue arises from improper authentication, enabling attackers to gain SYSTEM privileges on affected systems.

Impact

Exploitation of this vulnerability could lead to unauthorized privilege escalation, allowing an attacker to gain SYSTEM privileges on the affected machine.

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 KB5093998, KB5094126, KB5094125, KB5094128, and KB5095051.

Added: Jun 9, 2026, 7:22 PM
Updated: Jun 9, 2026, 7:22 PM

Vulnerability Rating

Custom Algorithm
spread
8.4
impact
7.5
exploitability
3.3
remediation
7.7
relevance
9.3
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.