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Microsoft Security Response CenterCVE-2026-65816

Azure Arc Elevation of Privilege Vulnerability

CriticalVendor CVSS 10.0 / 10 1 CVE Published Aug 20, 2026 at 7:00 AM UTC

Summary

Use of incorrectly-resolved name or reference in Azure Arc allows an unauthorized attacker to elevate privileges over a network.

Products covered

  • Azure Web Apps

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.

  3. Confirmed at the source

    Our collector saw this advisory during a later source check.