CVE-2021-43697: Improper Neutralization of Input During Web Page Generation

Workerman-ThinkPHP-Redis last update Mar 16, 2018 is affected by a Cross Site Scripting XSS vulnerability. In file Controller.class.php, the exit function will terminate the script and print the message to the user. The message will contain $GETC'VARJSONPHANDLER' then there is a XSS vulnerability...