CVE-2025-32435
LOWHydra < 2025-04-11 - Unauthenticated Eval Injection via Untrusted Nix Code Evaluation
Title source: llmDescription
Hydra is a Continuous Integration service for Nix based projects. Evaluation of untrusted non-flake nix code could potentially access secrets that are accessible by the hydra user/group. This should not affect the signing keys, that are owned by the hydra-queue-runner and hydra-www users respectively.
References (4)
Core 4
Core References
Vendor Advisory x_refsource_confirm
https://github.com/NixOS/hydra/security/advisories/GHSA-j7w7-965w-vjxw
Issue Tracking x_refsource_misc
https://github.com/NixOS/nixpkgs/pull/397919
Patch x_refsource_misc
https://github.com/NixOS/hydra/commit/8d750265135b7e203520036a742afdf301b4013f
Release Notes x_refsource_misc
https://github.com/nix-community/nix-eval-jobs/releases/tag/v2.28.1
Scores
CVSS v3
2.6
EPSS
0.0026
EPSS Percentile
16.7%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:L/I:N/A:N
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
no
Technical Impact
partial
Details
CWE
CWE-95
Status
published
Products (1)
nixos/hydra
< 2025-04-11
Published
Apr 15, 2025
Tracked Since
Feb 18, 2026