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    CVE-2026-42901

    Origin validation error in Microsoft Entra ID allows an unauthorized attacker to elevate privileges over a network.

    Published:May 22, 2026
    Last Modified:May 27, 2026
    EPS:May 22, 2026
    EPSS Score:0.00033
    CVSS Score:10

    Affected Products

    Vendor
    Microsoft
    Product
    Entra Id
    Vendor
    Microsoft
    Product
    Microsoft Entra Id

    Exploits

    No exploit reference

    Common Weakness Enumeration

    CWE-346 Origin Validation Error

    Related CVEs

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    CVE-2026-69851 (CVSS 9.9) — Server-side request forgery (ssrf) in Azure Active Directory allows an authorized attacker to elevate privileg…
    CVE-2026-62869 (CVSS 8.8) — Insufficient verification of data authenticity in Azure Entra ID allows an authorized attacker to perform spoo…
    CVE-2026-33843 (CVSS 9.1) — Authentication bypass using an alternate path or channel in Microsoft Azure Active Directory B2C allows an una…
    CVE-2026-40379 (CVSS 9.3) — Exposure of sensitive information to an unauthorized actor in Azure Entra ID allows an unauthorized attacker t…
    CVE-2026-35431 (CVSS 10) — Server-side request forgery (ssrf) in Microsoft Entra ID Entitlement Management allows an unauthorized attacke…
    CVE-2026-24305 (CVSS 9.3) — Azure Entra ID Elevation of Privilege Vulnerability…
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    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High