CVE-2023-33156: Microsoft Malware Protection Engine

High severity, CVSS 7.0. EPSS: 0.3% chance of exploitation in the next 30 days.

Microsoft Defender Elevation of Privilege Vulnerability

Affected products

• Microsoft Malware Protection Engine: before 1.1.23050.3 (fixed in 1.1.23050.3)

Published 2023-07-11. Last modified 2026-06-17.