CVE-2025-46416: Nixos Nix

Low severity, CVSS 2.9. EPSS: 0.2% chance of exploitation in the next 30 days.

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.

Affected products

• Nixos Nix: up to and including 2.24.15; from 2.25.0, up to and including 2.26.4; from 2.27.0, up to and including 2.28.4; from 2.29.0, up to and including 2.29.1

Published 2025-06-27. Last modified 2026-06-17.