ACTIVELY EXPLOITED

CVE-2022-41033: Microsoft Windows COM+ Event System Service Privilege Escalation Vulnerability

Facts
VendorMicrosoft
ProductWindows COM+ Event System Service
Actively exploitedYes
Added to CISA KEV11 Oct 2022
CISA federal deadline1 Nov 2022
Weakness (CWE)CWE-843

Required action (CISA's text)

Apply updates per vendor instructions.

Description (NVD)

Microsoft Windows COM+ Event System Service contains an unspecified vulnerability that allows for privilege escalation.

SOURCES

Other Microsoft flaws

Data from NVD, CISA KEV, FIRST EPSS and vendor advisories. Updated 10 Nov 2026.