Description
sagredo qmail before 2026.04.07 allows tls_quit remote code execution because of popen in notlshosts_auto in qmail-remote.c.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| sagredo | qmail | 2024.10.26 – < 2026.04.07 | 2026.04.07 |
References
- https://blog.calif.io/p/we-asked-claude-to-audit-sagredos
- https://github.com/califio/publications/tree/main/MADBugs/qmail
- https://github.com/sagredo-dev/qmail/commit/749f607f6885e3d01b36f2647d7a1db88f1ef741
- https://github.com/sagredo-dev/qmail/releases/tag/v2026.04.07
- https://github.com/sagredo-dev/qmail/pull/42