Multiple PHP remote file inclusion vulnerabilities in phpCollegeExchange 0.1.5c, when register_globals is enabled, allow remote attackers to execute arbitrary PHP code via a URL in the home parameter to (1) i_head.php, (2) i_nav.php, (3) user_new_2.php, or (4) house/myrents.php; or (5) allbooks.php, (6) home.php, or (7) mybooks.php in books/.  NOTE: house/myrents.php was also separately reported as a local file inclusion issue.