Multiple PHP remote file inclusion vulnerabilities in smarty/smarty_class.php in Shop-Script FREE allow remote attackers to execute arbitrary PHP code via a URL in the (1) _smarty_compile_path, (2) smarty_compile_path, (3) get_plugin_filepath, (4) smarty_dir, and (5) filename parameters.  NOTE: this issue might be related to CVE-2006-7105.