SQL injection vulnerability in PayPal, Credit Card and Debit Card Payment affecting version 1.0. An attacker could exploit this vulnerability by sending a specially crafted query to the server and retrieve all the information stored in it through the following 'id' in '/admin/mod_users/index.php' parameter.
https://www.incibe.es/en/incibe-cert/notices/aviso/multiple-vulnerabilities-janobe-products