CVE-2021-43633

Sourcecodester Messaging Web Application 1.0 is vulnerable to stored XSS. If a sender inserts valid scripts into the chat, the script will be executed on the receiver chat.

Date published : 2022-04-14

https://medium.com/@shaunwhorton/how-i-found-two-different-xss-vulnerabilities-a491144e8494

https://www.sourcecodester.com/php/14996/messaging-web-application-phpoop-free-source-code.html