Cross Site Scripting (XSS) vulnerability exists in CMS Made Simple 2.2.15 via the Name field in an Add Category action in moduleinterface.php.
https://euvd.enisa.europa.eu/vulnerability/EUVD-2021-30101
https://elprofesor.me/2021/10/24/stored-cross-site-scripting-via-m1-name-authenticated