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.
https://github.com/webmin/webmin/commit/224cbd91467c98c3147df695fe9abc8149183356
https://github.com/webmin/webmin/blob/2.670/bind8/edit_recs.cgi#L271
Published: 2026-11-10
Updated: 2026-11-10
Base Score: 5.5
Vector: CVSS2#AV:N/AC:L/Au:S/C:P/I:P/A:N
Severity: Medium
Base Score: 5.4
Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
Severity: Medium
Base Score: 5.1
Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:L/VI:L/VA:N/SC:L/SI:L/SA:N
Severity: Medium
EPSS: 0.00171