PT-2026-112466 · Microsoft · Windows+9

CVE-2026-83656

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Published

2026-10-13

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Updated

2026-10-13

CVSS v3.1

4.7

Medium

VectorAV:L/AC:H/PR:L/UI:N/S:U/C:N/I:H/A:N
Name of the Vulnerable Software and Affected Versions Windows Modern Device Management (MDM) (affected versions not specified)
Description Missing authentication for a critical function allows an authorized attacker to perform local tampering, which can affect the system.
Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Missing Authentication

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Weakness Enumeration

CWE-306

Related Identifiers

CVE-2026-83656

Affected Products

Windows
Windows 10 Version 21H2
Windows 10 Version 22H2
Windows 11 Version 23H2
Windows 11 Version 24H2
Windows 11 Version 25H2
Windows 11 Version 26H2
Windows 11 Version 26H1
Windows Server 2022
Windows Server 2025