CMS Made Simple (CMSMS) 2.2.11 allows XSS via the Site Admin > Module Manager > Search Term field.

CMS Made Simple 2.2.10 has XSS via the m1_name parameter in "Add Article" under Content -> Content Manager -> News.

The File Manager in CMS Made Simple through 2.2.10 has Reflected XSS via the "New name" field in a Rename action.

An issue was discovered in CMS Made Simple 2.2.8. In the module FrontEndUsers (in the file class.FrontEndUsersManipulate.php or class.FrontEndUsersManipulator.php), it is possible to reach an unserialize call with an untrusted __FEU__ cookie, and achieve authenticated object injection.

CMS Made Simple 2.2.10 has XSS via the myaccount.php "Email Address" field, which is reachable via the "My Preferences -> My Account" section.

CMS Made Simple 2.2.10 has a Self-XSS vulnerability via the Layout Design Manager "Name" field, which is reachable via a "Create a new Template" action to the Design Manager.

CMS Made Simple 2.2.10 has XSS via the 'moduleinterface.php' Name field, which is reachable via an "Add Category" action to the "Site Admin Settings - News module" section.

An issue was discovered in CMS Made Simple 2.2.8. It is possible, with an administrator account, to achieve command injection by modifying the path of the e-mail executable in Mail Settings, setting "sendmail" in the "Mailer" option, and launching the "Forgot your password" feature.

An issue was discovered in CMS Made Simple 2.2.8. In the module DesignManager (in the files action.admin_bulk_css.php and action.admin_bulk_template.php), with an unprivileged user with Designer permission, it is possible reach an unserialize call with a crafted value in the m1_allparms parameter, and achieve object injection.

An issue was discovered in CMS Made Simple 2.2.8. In the administrator page admin/changegroupperm.php, it is possible to send a crafted value in the sel_groups parameter that leads to authenticated object injection.