CMS Made Simple CMS Made Simple 2.2.8

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.

An issue was discovered in CMS Made Simple 2.2.8. It is possible with the News module, through a crafted URL, to achieve unauthenticated blind time-based SQL injection via the m1_idlist parameter.

An issue was discovered in CMS Made Simple 2.2.8. It is possible to achieve unauthenticated path traversal in the CGExtensions module (in the file action.setdefaulttemplate.php) with the m1_filename parameter; and through the action.showmessage.php file, it is possible to read arbitrary file content (by using that path traversal with m1_prefname set to cg_errormsg and m1_resettodefault=1).

There is a reflected XSS vulnerability in the CMS Made Simple 2.2.8 admin/myaccount.php. This vulnerability is triggered upon an attempt to modify a user's mailbox with the wrong format. The response contains the user's previously entered email address.

CMS Made Simple 2.2.8 allows XSS via an uploaded SVG document, a related issue to CVE-2017-16798.