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    CVE-2026-86259

    OpenMAIC before 1.0.1 skips server-side request forgery validation in non-production builds, allowing unauthenticated attackers to reach cloud instance metadata services. Attackers can supply arbitrary provider URLs via the x-base-url header or baseUrl parameter to access sensitive cloud credentials and metadata.

    Published:Sep 6, 2026
    Last Modified:Sep 8, 2026
    EPS:Sep 6, 2026
    EPSS Score:0.00254
    CVSS Score:7.5

    Affected Products

    Vendor
    Thu-maic
    Product
    Openmaic

    Exploits

    No exploit reference

    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