PHP remote file inclusion vulnerability in index.php in WEBInsta CMS 0.3.1 and possibly earlier allows remote attackers to execute arbitrary PHP code via a URL in the templates_dir parameter.
PHP remote file inclusion vulnerability in install3.php in WEBInsta Mailing List Manager 1.3e allows remote attackers to execute arbitrary PHP code via a URL in the cabsolute_path parameter.
PHP remote file inclusion vulnerability in initdb.php for WEBInsta Mailing list manager 1.3d allows remote attackers to execute arbitrary PHP code by modifying the absolute_path parameter to reference a URL on a remote web server that contains the code.