Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in PayPlus LTD PayPlus Payment Gateway allows Reflected XSS.This issue affects PayPlus Payment Gateway: from n/a through 6.6.8.
The PayPlus Payment Gateway WordPress plugin before 6.6.9 does not properly sanitise and escape a parameter before using it in a SQL statement via a WooCommerce API route available to unauthenticated users, leading to an SQL injection vulnerability.