{"id":"CVE-2026-110452","title":"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.","summary":"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.","severity":"medium","cvss":4,"cvssVector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N","cwe":["CWE-708"],"vendor":"Red Hat","product":"Nix","affected":["Nix < 2.28.8","Nix >= 2.29.0 < 2.30.6","Nix >= 2.31.0 < 2.31.6","Nix >= 2.32.0 < 2.34.9","Nix >= 2.35.0 < 2.35.3"],"published":"2026-10-14","updated":"2026-10-16","sourceUpdated":"2026-10-16T19:56:15.773","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-110452","references":[{"url":"https://discourse.nixos.org/t/security-advisory-for-nix-and-lix-october-2026/80547","label":"cve@mitre.org"},{"url":"https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-110452.json"},{"url":"https://access.redhat.com/security/cve/CVE-2026-110452"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-110452"}],"tags":["nvd","csaf","vex","red-hat","cve.org"],"epss":0.00131,"epssPercentile":0.02707,"ssvc":{"exploitation":"none","automatable":"no","technicalImpact":"partial","timestamp":"2026-10-14T17:25:47.770441Z"},"ingestedAt":"2026-10-14T06:17:13.782Z","slug":"CVE-2026-110452","body":"## Overview\n\nThe 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.\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.\n\n## Vendor advisories\n\n- **Red Hat VEX** · updated 2026-10-14 · [vex](https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-110452.json)","depth":"sunlit","depthScore":22,"depthScoreParts":{"impact":22,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}