CVE-2025-32435

2.6 lowEPSS 0.4%

Low (2.6) in nixos hydra. EPSS 0.4% chance of exploitation in the next 30 days.

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.

Severity

CVSS 3.1

2.6 low

CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:L/I:N/A:N

EPSS: 0.4% chance of exploitation in the next 30 days; higher than 29% of CVEs (scores of 2026-10-31)
CWE: CWE-95
Published: 2025-04-15
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

nixos:hydra

References

https://github.com/NixOS/hydra/commit/8d750265135b7e203520036a742afdf301b4013f
https://github.com/NixOS/hydra/security/advisories/GHSA-j7w7-965w-vjxw
https://github.com/NixOS/nixpkgs/pull/397919
https://github.com/nix-community/nix-eval-jobs/releases/tag/v2.28.1

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