Remote code execution vulnerability in /cmsms-2.1.6-install.php/index.php in CMS Made Simple version 2.1.6 allows remote attackers to inject arbitrary PHP code via the "timezone" parameter in step 4 of a fresh installation procedure.

In CMS Made Simple 2.1.6, there is Server-Side Template Injection via the cntnt01detailtemplate parameter.

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.

CMS Made Simple (CMSMS) 2.1.6 allows remote authenticated administrators to execute arbitrary PHP code via the code parameter to admin/editusertag.php, related to the CreateTagFunction and CallUserTag functions. NOTE: the vendor reportedly has stated this is "a feature, not a bug.

XSS exists in the CMS Made Simple (CMSMS) 2.1.6 "Content-->News-->Add Article" feature via the m1_summary parameter. Someone must login to conduct the attack.

XSS exists in the CMS Made Simple (CMSMS) 2.1.6 "Content-->News-->Add Article" feature via the m1_title parameter. Someone must login to conduct the attack.

XSS exists in the CMS Made Simple (CMSMS) 2.1.6 "Content-->News-->Add Article" feature via the m1_content parameter. Someone must login to conduct the attack.

Cross-site scripting (XSS) vulnerability in /admin/moduleinterface.php in CMS Made Simple 2.1.6 allows remote authenticated users to inject arbitrary web script or HTML via the m1_description parameter (aka "Design Manager > Categories > Category Description").

Cross-site scripting (XSS) vulnerability in CMS Made Simple (CMSMS) 2.1.6 allows remote authenticated users to inject arbitrary web script or HTML via the "adminpage > sitesetting > General Settings > globalmetadata" field.

CMS Made Simple 2.x before 2.1.3 and 1.x before 1.12.2, when Smarty Cache is activated, allow remote attackers to conduct cache poisoning attacks, modify links, and conduct cross-site scripting (XSS) attacks via a crafted HTTP Host header in a request.