GCVE-110-CLOUD-2025-0022

Advisory Published

Vulnetix · Advisory published January 24, 2025

A configuration change in Entra ID allowed unprivileged users to update their own User Principal Names (UPNs) through interfaces like the Entra admin center and PowerShell. This could lead to impersonation risks. Microsoft quickly fixed the issue after it was reported. The vulnerability affected synchronized hybrid environments as well.

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Affected Products

Vendor	Product	Versions	Platforms
Azure	Entra ID	—	—

References

Entra ID Allows Users to Update Principal Names

advisory

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