CVE-2025-55241: Azure Entra ID Elevation of Privilege Vulnerability

Overview

Severity

Critical (CVSS 10)

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H/E:U/RL:O/RC:C

Category

Elevation of Privilege

Exploit Status

Not Exploited

Patch Tuesday

2025-Sep

Released

2025-09-04

Last Updated

2025-09-18

EPSS Score

0.17% (percentile: 38.8%)

Description

Azure Entra ID Elevation of Privilege Vulnerability

FAQ

Why are there no links to an update or instructions with steps that must be taken to protect from this vulnerability? This vulnerability has already been fully mitigated by Microsoft. There is no action for users of this service to take. The purpose of this CVE is to provide further transparency. Please see Toward greater transparency: Unveiling Cloud Service CVEs for more information.

Affected Products (1)

Azure

• Microsoft Entra ID

Acknowledgments

<a href="https://twitter.com/_dirkjan">Dirk-jan Mollema</a> with <a href="https://outsidersecurity.nl/">Outsider Security</a>

Revision History

• 2025-09-04: Information published.
• 2025-09-18: The CVSS score for this vulnerability has been updated to reflect a change in the Attack Complexity metric from High to Low.