Description
Webmin through 2.670 contains a stored cross-site scripting vulnerability in bind8/edit_recs.cgi that outputs raw DNS record values without HTML escaping in ALL view mode. Delegated zone users such as Virtualmin domain owners can store record values containing script that executes in an administrator's browser when viewing zone records.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| webmin | webmin | ≤ 2.670 | — |
Advisories 1
- WID-SEC-2026-4423 Webmin: Mehrere Schwachstellen BSI CERT-Bund (WID) · Nov 9, 2026
References
- Patch Commit patch
- https://github.com/webmin/webmin product
- https://github.com/webmin/webmin/blob/2.670/bind8/edit_recs.cgi#L271 technical-description
- VulnCheck Advisory: Webmin through 2.670 Stored XSS via BIND8 edit_recs.cgi ALL View third-party-advisory