CVE-2026-110452

EUVD-2026-100808
The multi-user installer in Nix before 2.35.3 sets the ownership of store contents to the user (who invoked the installer) even though it should be root ownership.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
mitreCNA
4 MEDIUM
LOCAL
LOW
NONE
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
Base Score
CVSS 3.x
EPSS Score
Percentile: 2.41%
Early Detection
Affected products identified ahead of NVD analysis through intelligence sources.
VendorProductVersionSource
nixosnix
𝑥
< 2.28.8
CNA
nixosnix
2.29.0 ≤
𝑥
< 2.30.6
CNA
nixosnix
2.31.0 ≤
𝑥
< 2.31.6
CNA
nixosnix
2.32.0 ≤
𝑥
< 2.34.9
CNA
nixosnix
2.35.0 ≤
𝑥
< 2.35.3
CNA
Debian logo
Debian Releases
Debian Product
Codename
nix
bookworm
vulnerable
forky
vulnerable
sid
vulnerable
trixie
vulnerable
Common Weakness Enumeration
References
https://discourse.nixos.org/t/security-advisory-for-nix-and-lix-october-2026/80547