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CVE-2026-109469

Authorization bypass in Microsoft Entra Device Registration allowing privilege elevation

CVSS 3.1
10.0 critical
EPSS
—
Published
·
Modified
Analyze CVE-2026-109469 with Vani AIImpact, affected versions, exploitation status, mitigations and detection

Authorization bypass through user-controlled key in Entra Device Registration allows an unauthorized attacker to elevate privileges over a network. The flaw can be triggered without authentication or user interaction. Attackers gain full privilege elevation. Microsoft Entra Device Registration users are affected.

What to do: Apply Microsoft’s update for CVE-2026-109469.

ProductAffected
Microsoft Entra Device Registration—
Estimated exposure
No basis for an estimate.

Order-of-magnitude estimate by the model from install counts, market share and public scan data it knows; verify before quoting.

Description · NVD

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

Weakness
CWE-639
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H

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