I decided to start trying some of the boxes on HackTheBox for a change, instead of TryHackMe. In the past I've found these to be a bit more difficult generally than THM, so I opted to start with an easy one.
I decided to try another TryHackMe capture the flag room. This time it was Mustacchio. This room involved one of the OWASP Top 10 vulnerabilities called A4:2017-XML External Entities (XXE). This vulnerability,