CVE-2026-69836

CRITICAL10.0Published on August 20, 2026

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

Early warning: exploitation observed

Source: VulnCheck KEV · Aug 20, 2026

CVSS score10.0 / 10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H

Weakness type (CWE)CWE-502

Microsoft fixes critical CVE-2026-69836 in Entra ID, fully mitigated. No patches needed. Exploited in attacks but resolved.

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