Cross-site scripting (XSS) vulnerability in the tep_href_link function in html_output.php for osCommerce before 2.2-MS3 allows remote attackers to inject arbitrary web script or HTML via the osCsid parameter.
PHP remote file inclusion vulnerability in include_once.php in osCommerce (a.k.a. Exchange Project) 2.1 allows remote attackers to execute arbitrary PHP code via the include_file parameter.