CVE-2026-4225 CMS Made Simple User Management listusers.php cross site scripting

A security flaw has been discovered in CMS Made Simple up to 2.2.21. Impacted is an unknown function of the file admin/listusers.php of the component User Management Module. Performing a manipulation of the argument Message results in cross site scripting. The attack is possible to be carried out...

CVE-2026-4225

CMS Made Simple