CVE-2026-61828
Description
Nixpkgs is a collection of software packages that can be installed with the Nix package manager. Prior to the 25.11 and 26.05 channel fixes, the NixOS module for MySQL services.mysql initializes the MySQL database in a way that allows local users, such as unprivileged web or CGI processes on the same host, to log in as the root user without a password when the service is used with mysql or percona-server. This issue is fixed in the 25.11 and 26.05.
Predictions
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
No mitigations published for this CVE yet.
The vendor-content worker queues fetches as references arrive (check back in a few minutes). Or — if you've already worked around this in production — publish your fix to the community-verified tier.
✚ Propose a mitigation on Community → Mitigations published via the community go through AI scoring + 2 human reviewers + 7-day silent objection window before landing here withsource_tier=community-verified.
References
- https://github.com/NixOS/nixpkgs/security/advisories/GHSA-6qxx-6rg8-c4p8
- https://github.com/NixOS/nixpkgs/pull/534254
- https://github.com/NixOS/nixpkgs/pull/534482
- https://github.com/NixOS/nixpkgs/pull/534484
- https://github.com/NixOS/nixpkgs/commit/3f68d7ad2a6865ff8b4910d89f173d7258bad8dd
- https://github.com/NixOS/nixpkgs/commit/4aed47116a8734922763cd8f477467b0a0bcd6d7
- https://github.com/NixOS/nixpkgs/commit/f8ee41468a7a8f9ed3a8cc7d017151c2ca6f90b5
CWEs
CWE-276
Community-verified mitigations for this CVE will appear above when contributors publish them.
Verify integrity in audit chain (admin only). AS-IS.