CVE-2026-69836: Deserialization of untrusted data in Microsoft Entra ID allows an unauthorized attacker to execute code over a network.

Ghostwire Analysis — What This Means Practically

• Critical CVSS score indicates maximum severity — remote code execution, authentication bypass, or complete system compromise is likely possible.
• 1 proof-of-concept exploit available on GitHub. Public exploit code lowers the barrier for both researchers and attackers.
• 3 articles from independent security sources have covered this vulnerability, indicating significant industry attention.

This analysis is generated by Ghostwire from NVD, CISA KEV, EPSS, and open-source intelligence data. Verify findings through primary sources before acting.