CVE-2025-53819
Nix's privilege dropping to build user broke for macOS
HIGH
7.9
CVSS Score
Published: July 14, 2025 at 08:42 PM UTC
Updated: June 17, 2026 at 09:38 AM UTC
1 product affected across 1 vendorNix
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Severity
HIGH7.9
Exploit prediction
EPSS 0.1%
SSVC
No known 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.
Remediation
No guide yetNo remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.
References (4)
x_refsource_MISC
Source: [email protected]
https://github.com/NixOS/nix/commit/e2ef2cfcbc83ea01308ee64c38a58707ab23dec3x_refsource_CONFIRM
Source: [email protected]
https://github.com/NixOS/nix/security/advisories/GHSA-qc7j-jgf3-qmhgSSVC — Action Prioritization
SSVCNo known exploitNot automatablePartial impact
SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.
CVSS
7.9HIGHGitHub_M
- Attack Vector
- LOCAL
- Complexity
- LOW
- Privileges
- LOW
- User Interaction
- NONE
- Scope
- CHANGED
- Confidentiality
- LOW
- Integrity
- HIGH
- Availability
- LOW
Vector?
Quick Info
StatusDEFERRED
CWE
CWE-271
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