VDB
CVE-2025-52993
CVE-2025-52993
PUBLISHED
CVSS 5.6 MEDIUM
Reported by mitre · Published June 27, 2025
A race condition in the Nix, Lix, and Guix package managers enables changing the ownership of arbitrary files to the UID and GID of the build user (e.g., nixbld* or guixbuild*). This affects Nix before 2.24.15, 2.26.4, 2.28.4, and 2.29.1; Lix before 2.91.2, 2.92.2, and 2.93.1; and Guix before 1.4.0-38.0e79d5b.
Risk scores
CVSS 3.1
5.6
CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:C/C:L/I:L/A:L
Affected products
| Vendor | Product | Versions |
|---|---|---|
| NixOS | Nix | 0, 2.25.0, 2.27.0 |
| nixos | nix | 2.25.0, 2.27.0, 2.29.0 |
| NixOS | Nix | 2.25.0, 2.27.0, 2.29.0 |
Timeline
- Jun 27, 2025 CVE Published
- Jun 27, 2025 Coalition ESS Score (12 in total, the first dated here)
- Jun 28, 2025 EPSS Score (30 in total, the first dated here)
- Apr 29, 2026 Security Advisory
- Jun 17, 2026 CVE Updated
Query this with the API
The same record, from the CLI:
vulnetix vdb vuln CVE-2025-52993
vulnetix vdb fixes CVE-2025-52993Or with curl, using the org id and key from your account page:
curl -s -H "Authorization: ApiKey ${VULNETIX_ORG_ID}:${VULNETIX_API_KEY}" \
"https://api.vdb.vulnetix.com/v2/vuln/CVE-2025-52993/fixes/registry"The Community plan is free and allows 50 queries a day. Get a free API key · API quickstart