CVE-2026-109469criticalCWE-639

CVE-2026-109469: critical vulnerability in Microsoft Entra Device Registration

Entra Device Registration Elevation of Privilege Vulnerability

Published 06 Nov 2026

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25Vexday Risk Score

No sign of exploitation. No public exploitation artifact known so far.

ssvc Trackcvss 10

Authorization bypass through user-controlled key in Entra Device Registration allows an unauthorized attacker to elevate privileges over a network.

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H/E:U/RL:O/RC:C

Affected products

References