Vulnerability DatabaseCVE-2025-46416
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CVE-2025-46416
Published:June 27, 2025
Updated:September 22, 2026
The Nix, Lix, and Guix package managers allow a bypass of build isolation in which a user can elevate their privileges to the build user account (e.g., nixbld or guixbuild). This affects Nix through 2.24.15, 2.26.4, 2.28.4, and 2.29.1; Lix through 2.91.2, 2.92.2, and 2.93.1; and Guix before 1.4.0-38.0e79d5b.
Related Resources (5)
https://guix.gnu.org/en/blog/2025/privilege-escalation-vulnerabilities-2025/
https://discourse.nixos.org/t/security-advisory-privilege-escalations-in-nix-lix-and-guix/66017
https://lix.systems/blog/2025-06-24-lix-cves/
https://guix.gnu.org/blog/2025/privilege-escalation-vulnerabilities-2025/
https://security-tracker.debian.org/tracker/CVE-2025-46416
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CVSS v4
Base Score:
2.1
Attack Vector
LOCAL
Attack Complexity
HIGH
Attack Requirements
NONE
Privileges Required
NONE
User Interaction
NONE
Vulnerable System Confidentiality
NONE
Vulnerable System Integrity
LOW
Vulnerable System Availability
NONE
Subsequent System Confidentiality
NONE
Subsequent System Integrity
NONE
Subsequent System Availability
NONE
CVSS v3
Base Score:
2.9
Attack Vector
LOCAL
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
LOW
Availability
NONE
Weakness Type (CWE)
Improper Ownership Management
CWE-282
EPSS
Base Score:
0.17