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    CVE-2025-52993

    A race condition in the Nix, Lix, and Guix package managers enables changing the ownership of arbitrary files to the UID and GID of the build user (e.g., nixbld* or guixbuild*). This affects Nix before 2.24.15, 2.26.4, 2.28.4, and 2.29.1; Lix before 2.91.2, 2.92.2, and 2.93.1; and Guix before 1.4.0-38.0e79d5b.

    Published:Jun 27, 2025
    Last Modified:Apr 15, 2026
    EPS:Jun 27, 2025
    EPSS Score:0.00021
    CVSS Score:5.6

    Affected Products

    Vendor
    Gnu
    Product
    Guix
    Vendor
    Nixos
    Product
    Nix

    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