What is CVE-2026-108133?

CVE-2026-108133 is a security advisory published by Microsoft Security Response Center (MSRC) with High severity. Windows Modern Device Management (MDM) Elevation of Privilege Vulnerability

Which CVE IDs does CVE-2026-108133 cover?

CVE-2026-108133 covers the following CVE IDs: CVE-2026-108133. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of CVE-2026-108133?

CVE-2026-108133 has a CVSS v3 base score of 7.8, published by Microsoft Security Response Center (MSRC).

Which products are affected by CVE-2026-108133?

CVE-2026-108133 affects 2 products, including: Windows Server 2022; Windows Server 2022 (Server Core installation).

CVE-2026-108133HighCVSS 7.8

Windows Modern Device Management (MDM) Elevation of Privilege Vulnerability

Vendor

Microsoft Security Response Center (MSRC)

Published

October 13, 2026

Last Modified

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🔗 CVE IDs covered (1)

CVE-2026-108133 →

📋 Description

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

🎯 Affected products2

Windows Server 2022
Windows Server 2022 (Server Core installation)

✅ Remediation

KB5126655 (Security Update) — fixed build 10.0.20348.5761

🔗 References (3)

advisoryhttps://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-108133
patchhttps://catalog.update.microsoft.com/v7/site/Search.aspx?q=KB5126655
referencehttps://support.microsoft.com/help/5126655