MSRC-CVE-2026-108133 — Windows Modern Device Management (MDM) Elevation of Privilege Vulnerability

Summary

Impact: Elevation of Privilege. Microsoft rating: Important. Not known to be exploited — Exploitation Less Likely. Customer action: Required.

Details

What privileges could be gained by an attacker who successfully exploited this vulnerability?
An attacker who successfully exploited this vulnerability could gain SYSTEM privileges.

Security updates
10.0.20348.5761 — https://support.microsoft.com/help/5126655

Vulnerabilities 1

High 7.8

CVE-2026-108133

Windows Modern Device Management (MDM) Elevation of Privilege Vulnerability

Release of invalid pointer or reference in Windows Modern Device Management (MDM) allows an authorized attacker to elevate privileges locally.

Microsoft Windows Server 2022 Windows

Oct 13, 2026

Revision history

2026-10-13 #1
Information published.

References

CVE-2026-108133 Windows Modern Device Management (MDM) Elevation of Privilege Vulnerability - HTML
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-108133
Microsoft Exploitability Index
https://www.microsoft.com/en-us/msrc/exploitability-index?rtc=1
Microsoft Support Lifecycle
https://support.microsoft.com/lifecycle
Common Vulnerability Scoring System
https://www.first.org/cvss