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    CVE-2026-15789

    A custom client can produce such an upload request to the BuildKit daemon that files can escape from the BuildKit-controlled state directory. The client needs to have valid permissions to access the BuildKit control API to issue builds, e.g., bypass authentication, etc.

    Published:Jul 21, 2026
    Last Modified:Jul 21, 2026
    EPS:Jul 21, 2026
    EPSS Score:
    CVSS Score:6.9

    Affected Products

    Vendor
    Moby
    Product
    Buildkit

    Exploits

    No exploit reference

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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