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    CVE-2025-12420

    A vulnerability has been identified in the ServiceNow AI Platform that could enable an unauthenticated user to impersonate another user and perform the operations that the impersonated user is entitled to perform. ServiceNow has addressed this vulnerability by deploying a relevant security update to  hosted instances in October 2025. Security updates have also been provided to ServiceNow self-hosted customers, partners, and hosted customers with unique configurations. Additionally, the vulnerability is addressed in the listed Store App versions. We recommend that customers promptly apply an appropriate security update or upgrade if they have not already done so.

    Published:Jan 12, 2026
    Last Modified:Feb 26, 2026
    EPS:Jan 12, 2026
    EPSS Score:0.00048
    CVSS Score:9.8

    Affected Products

    Vendor
    Servicenow
    Product
    Now Assist Ai Agents
    Vendor
    Servicenow
    Product
    Servicenow
    Vendor
    Servicenow
    Product
    Virtual Agent Api

    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