Multiple PHP file inclusion vulnerabilities in WGS-PPC (aka PPC Search Engine), as distributed with other aliases, allow remote attackers to execute arbitrary PHP code via a URL in the INC parameter in (1) config_admin.php, (2) config_main.php, (3) config_member.php, and (4) mysql_config.php in config/; (5) admin.php and (6) index.php in admini/; (7) paypalipn/ipnprocess.php; (8) index.php and (9) registration.php in members/; and (10) ppcbannerclick.php and (11) ppcclick.php in main/.