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    CVE-2026-0234

    An improper verification of cryptographic signature vulnerability exists in Cortex XSOAR and Cortex XSIAM platforms during integration of Microsoft Teams that enables an unauthenticated user to access and modify protected resources.

    Published:Apr 13, 2026
    Last Modified:Apr 14, 2026
    EPS:Apr 13, 2026
    EPSS Score:0.00027
    CVSS Score:7.2

    Affected Products

    Vendor
    Palo Alto Networks
    Product
    Cortex Xsiam Microsoft Teams Marketplace
    Vendor
    Palo Alto Networks
    Product
    Cortex Xsoar Microsoft Teams Marketplace

    Exploits

    No exploit reference

    Common Attack Pattern Enumeration and Classification (CAPEC)

    CAPEC-463 Padding Oracle Crypto Attack
    CAPEC-475 Signature Spoofing by Improper Validation

    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