SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityDeferred

CVE-2025-53819

Builds with Nix 2.30.0 on macOS were executed with elevated privileges (root), instead of the build users.

HIGH 7.9EPSS 0.13%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (0.13%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

Nix is a package manager for Linux and other Unix systems. Builds with Nix 2.30.0 on macOS were executed with elevated privileges (root), instead of the build users. The fix was applied to Nix 2.30.1. No known workarounds are available.

CVSS 3.1
7.9 HIGHCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:L/I:H/A:L
EPSS
0.13% probability · 2th percentile
CISA KEV
Not listed
Weakness
CWE-271
Source
security-advisories@github.com

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.