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    CVE-2026-33843

    Authentication bypass using an alternate path or channel in Microsoft Azure Active Directory B2C 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:0.0005
    CVSS Score:9.1

    Affected Products

    Vendor
    Microsoft
    Product
    Entra Id
    Vendor
    Microsoft
    Product
    Microsoft Entra Id

    Exploits

    No exploit reference

    Common Attack Pattern Enumeration and Classification (CAPEC)

    CAPEC-127 Directory Indexing
    CAPEC-665 Exploitation of Thunderbolt Protection Flaws

    Related CVEs

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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