The Hacker News - Microsoft Patches Critical Entra ID Flaw Enabling Global Admin Impersonation Across Tenants

A critical token validation failure in Microsoft Entra ID (previously Azure Active Directory) could have allowed attackers to impersonate any user, including Global Administrators, across any tenant. The vulnerability, tracked as CVE-2025-55241, has been assigned the maximum CVSS score of 10.0. It has been described by Microsoft as a privilege escalation flaw in Azure Entra. There is no

from The Hacker News https://thehackernews.com/2025/09/microsoft-patches-critical-entra-id.html

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