Microsoft Windows Installer Privilege Escalation Vulnerability

Vulnerability

A vulnerability in Windows Installer has been identified, allowing an authorized attacker to elevate privileges locally. This issue arises from improper handling of insufficient permissions or privileges.

Impact

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

Remediation

Users can download the security update for this vulnerability via the Microsoft Update Catalog. Specific update details can be found in the Microsoft Knowledge Base articles linked within the security update guide.

Added: Apr 14, 2026, 10:22 PM
Updated: Apr 14, 2026, 10:22 PM

Vulnerability Rating

Custom Algorithm
spread
0.0
impact
7.5
exploitability
3.3
remediation
0.0
relevance
5.9
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.