CVE-2026-110450

Severity CVSS v4.0:

Pending analysis

Type:

Unavailable / Other

Publication date:

14/10/2026

Last modified:

14/10/2026

Description

Nix before 2.35.3 and Lix before 2.95.4 allow privilege escalation via a repair operation because it could destroy and then replace a store path before content verification.

Impact

Vector 3.x

CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:L CVSS v3.1 Severity and Metrics:

Base Score: 8.00 HIGH
Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:L

Attack Vector (AV): Local
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope (S): Unchanged
Confidentiality (C): High
Integrity (I): High
Availability (A): Low

Base Score 3.x

8.00

Severity 3.x

HIGH

References to Advisories, Solutions, and Tools

https://discourse.nixos.org/t/security-advisory-for-nix-and-lix-october-2026/80547