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Microsoft Entra ID CVE-2026-23663

| EUVD-2026-31521 HIGH
Improper Privilege Management (CWE-269)
2026-05-22 microsoft GHSA-qcvg-4gch-p3w8
7.5
CVSS 3.1
Temporal: 6.5
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CVSS VectorNVD

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
None
Availability
None

Lifecycle Timeline

1
Analysis Generated
May 22, 2026 - 22:47 vuln.today

DescriptionNVD

Improper privilege management in Azure Entra ID allows an unauthorized attacker to elevate privileges over a network.

AnalysisAI

Privilege elevation in Microsoft Entra ID (formerly Azure AD), specifically affecting Microsoft Global Secure Access (GSA), allows remote unauthenticated attackers to gain elevated privileges over the network. The CVSS 7.5 rating reflects high confidentiality impact with no required authentication or user interaction, though no public exploit has been identified at time of analysis. …

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RemediationAI

Within 24 hours: Identify all Microsoft Entra ID tenants in scope and cross-reference with Microsoft's advisory to confirm affected versions; enable enhanced logging on identity token generation and privileged access events. Within 7 days: Deploy vendor patch to all affected Entra ID instances; validate successful application across all tenant deployments. …

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CVE-2026-23663 vulnerability details – vuln.today

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