Back to vendor advisories
Microsoft Security Response CenterCVE-2026-69836

Microsoft Entra ID Remote Code Execution Vulnerability

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

Summary

Deserialization of untrusted data in Microsoft Entra ID allows an unauthorized attacker to execute code over a network.

Products covered

  • Microsoft Entra ID

Remediation

Separate remediation guidance was not included in the collected bulletin.

CVEs in this advisory 1

Update history

What changed in later vendor updates

SecurityAlert records field-level changes from the point we begin following a bulletin. Earlier vendor changes may not have a field-by-field record.

    • The vendor changed the advisory's last-updated date.

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. Updated by Microsoft Security Response Center

    The vendor changed the advisory after it was first published.

  4. Confirmed at the source

    Our collector saw this advisory during a later source check.