Directory traversal vulnerability in admin/templates_boxes_layout.php in osCommerce 3.0a3 allows remote attackers to include and execute arbitrary PHP files via a .. (dot dot) in the filter parameter. NOTE: this issue can be leveraged to obtain full path information in error messages.

Multiple cross-site scripting (XSS) vulnerabilities in osCommerce 3.0a3 allow remote attackers to inject arbitrary web script or HTML via the (1) set parameter to admin/modules.php, the (2) selected_box parameter to definitiva/admin/customers.php, the (3) lID parameter to admin/languages_definitions.php, or the (4) pID parameter to admin/products.php.