HTB Spookifier Web Challenge
SSTI Sites : https://book.hacktricks.xyz/pentesting-web/ssti-server-side-template-injection
https://github.com/swisskyrepo/PayloadsAllTheThings/blob/master/Server%20Side%20Template%20Injection/README.md
Hack the Box: https://affiliate.hackthebox.com/r9h9ewjjwq81
Hack the Box Academy: https://affiliate.hackthebox.com/r9h9ewjjwq81