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Microsoft Patches Critical Entra ID Flaw Enabling Global Admin Impersonation Across Tenants

The Hacker Newsby @TheHackersNews ()5 min read3 · 1 read
Analyze CVE-2025-55241 with Vani AIImpact, affected versions, exploitation, mitigations and detection

Vulnerabilities mentioned

All
CVEVulnerabilityCVSSEPSSSignalsPublished
CVE-2025-53786
On April 18th 2025, Microsoft announced Exchange Server Security Changes for Hybrid Deployments and accompanying non-security Hot Fix
8.07%
CVE-2025-55241
Azure Entra ID Elevation of Privilege Vulnerability
10.02%

From the original article

5 min read at thehackernews.com

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.

The Hacker News

By @TheHackersNews · thehackernews.com

Read the full article at The Hacker News

A short excerpt; the article and its images belong to the publisher. Summary, key facts and assessment above are AI-written from the article and can be wrong.