CVE-2026-44029

{"id": "CVE-2026-44029", "cveTags": [], "metrics": {"cvssMetricV31": [{"type": "Secondary", "source": "cve@mitre.org", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 5.3, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N", "integrityImpact": "LOW", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "NONE", "confidentialityImpact": "NONE"}, "impactScore": 1.4, "exploitabilityScore": 3.9}]}, "published": "2026-05-05T01:16:07.170", "references": [{"url": "https://discourse.nixos.org/t/security-advisory-local-privilege-escalation-in-lix-and-nix/77407", "source": "cve@mitre.org"}, {"url": "https://github.com/NixOS/nix/security/advisories/GHSA-gr92-w2r5-qw5p", "source": "cve@mitre.org"}, {"url": "https://www.openwall.com/lists/oss-security/2026/05/04/33", "source": "cve@mitre.org"}], "vulnStatus": "Deferred", "weaknesses": [{"type": "Primary", "source": "cve@mitre.org", "description": [{"lang": "en", "value": "CWE-36"}]}], "descriptions": [{"lang": "en", "value": "An issue was discovered in Nix before 2.34.7. Writing to arbitrary files can occur via \"nix-prefetch-url --unpack\" or \"nix store prefetch-file --unpack\" directory traversal. The fixed versions are 2.34.7, 2.33.6, 2.32.8, 2.31.5, 2.30.5, 2.29.4, and 2.28.7 (introduced in 2.24.7);"}], "lastModified": "2026-05-05T19:47:31.297", "sourceIdentifier": "cve@mitre.org"}