OpenCart 3.x Newsletter Custom Popup was discovered to contain a SQL injection vulnerability via the email parameter at index.php?route=extension/module/so_newletter_custom_popup/newsletter.
- https://packetstormsecurity.com/files/168412/OpenCart-3.x-Newsletter-Custom-Popup-4.0-SQL-Injection.html
- https://github.com/IP-CAM/Opencart-v.3.x-Newsletter-Custom-Popup-contain-SQL-injection