ChurchCRM 4.5.4 endpoint /EditEventTypes.php is vulnerable to Blind SQL Injection (Time-based) via the EN_tyid POST parameter.
https://github.com/arvandy/CVE/blob/main/CVE-2023-29842/CVE-2023-29842.py
https://github.com/arvandy/CVE/blob/main/CVE-2023-29842/CVE-2023-29842.md
https://github.com/ChurchCRM/CRM
http://packetstormsecurity.com/files/175105/ChurchCRM-4.5.4-SQL-Injection.html