Back to CVE records
Medium 4.3Published Oct 14, 2026
CVE-2026-110453Nix before 2.35.3, when unsandboxed on macOS or FreeBSD, incorrectly allows connections made by build users from daemon clients.
Updated under an hour ago ()
Does this affect you?
It affects NixOS Nix. Add what you run to find out whether that includes you.
No exploitation reported and no EPSS estimate yet.
Do this next
Start free and add your stack
Free account, 1 product
Nix before 2.35.3, when unsandboxed on macOS or FreeBSD, incorrectly allows connections made by build users from daemon clients.
- CVSS
- 4.3 MEDIUM (v3.1, CNA)CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:C/C:N/I:L/A:N
- Weakness (CWE)
- CWE-863
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- Not loaded for this CVE
- Assigned by
- mitre
- NVD analysis
- Deferred
- Record last updated
- Oct 14, 2026
- First seen by InfoSec Signals
- Oct 14, 2026
Affected products
NixOS Nix nixos:nix (from the name) | before 2.28.8; from 2.29.0 before 2.30.6; from 2.31.0 before 2.31.6; from 2.32.0 before 2.34.9; from 2.35.0 before 2.35.3 | CNA record |
References
- https://discourse.nixos.org/t/security-advisory-for-nix-and-lix-october-2026/80547
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.