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Microsoft Security Response CenterCVE-2026-109469

Entra Device Registration Elevation of Privilege Vulnerability

CriticalVendor CVSS 10.0 / 10 1 CVE Published Nov 5, 2026 at 8:00 AM UTC

Summary

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

Products covered

  • Entra Device Registration

Remediation

Separate remediation guidance was not included in the collected bulletin.

CVEs in this advisory 1

Updates

  1. Published by Microsoft Security Response Center

    The publication date reported by the vendor.

  2. Added to SecurityAlert

    We collected the advisory from the official source.