CVE-2026-110451

EUVD-2026-100807
Nix before 2.35.3 and Lix before 2.95.4 on macOS allow a Seatbelt sandbox escape (for an unconfined build) because a certain size threshold is mishandled.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
mitreCNA
4.3 MEDIUM
LOCAL
LOW
NONE
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:C/C:N/I:L/A:N
Base Score
CVSS 3.x
EPSS Score
Percentile: 2.41%
Early Detection
Affected products identified ahead of NVD analysis through intelligence sources.
VendorProductVersionSource
nixosnix
𝑥
< 2.28.8
CNA
nixosnix
2.29.0 ≤
𝑥
< 2.30.6
CNA
nixosnix
2.31.0 ≤
𝑥
< 2.31.6
CNA
nixosnix
2.32.0 ≤
𝑥
< 2.34.9
CNA
nixosnix
2.35.0 ≤
𝑥
< 2.35.3
CNA
Common Weakness Enumeration
References
https://discourse.nixos.org/t/security-advisory-for-nix-and-lix-october-2026/80547