CVE-2026-35431: Microsoft Entra ID Entitlement Management Spoofing 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

Spoofing

Exploit Status

Not Exploited

Patch Tuesday

2026-Apr

Released

2026-04-23

Description

Server-side request forgery (ssrf) in Microsoft Entra ID Entitlement Management allows an unauthorized attacker to perform spoofing over a network.

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

Felix B.

Revision History

• 2026-04-23: Information published.