CVE-2026-110452
Medium
Description
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.
SeverityMedium
CVSS4.0
Exploit probability—
ProductNix
PublishedOct 14, 2026
First seenOct 14, 2026
Weakness typeCWE-708CWE-708
How to fix
Update
- NixOS Nix2.28.8, 2.30.6, 2.31.6, 2.34.9, 2.35.3 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| NixOS Nix | v < 2.28.8, 2.29.0 ≤ v < 2.30.6, 2.31.0 ≤ v < 2.31.6, 2.32.0 ≤ v < 2.34.9, 2.35.0 ≤ v < 2.35.3 | 2.28.8, 2.30.6, 2.31.6, 2.34.9, 2.35.3 |
Check your version
Choose the product and enter the version you run to see whether it falls in the affected range.
In the Intelligence 360 plan
Attack Surface Management
See the assets tied to your domains, the technologies they run and known vulnerabilities in one list.