Medium (6.1) in cmsmadesimple cms made simple. EPSS 0.6% chance of exploitation in the next 30 days.
In admin\addgroup.php in CMS Made Simple 2.1.6, when adding a user group, there is no XSS filtering, resulting in storage-type XSS generation, via the description parameter in an addgroup action.
Severity
CVSS 3.0
6.1 medium
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
EPSS
0.6% chance of exploitation in the next 30 days; higher than 48% of CVEs (scores of 2026-11-01)