CVE-2023-5560 Information

Description

The WP-UserOnline WordPress plugin before 2.88.3 does not sanitise and escape the X-Forwarded-For header before outputting its content on the page which allows unauthenticated users to perform Cross-Site Scripting attacks.

Reference

https://wpscan.com/vulnerability/55d23184-fc5a-4090-b079-142407b59b05