Closes T7829. Closes T7965. Closes T7800 as wontfix. Closes T2731 as wontfix. Closes T1271 as wontfix.
We aren't maintaining this at all (see, e.g., T7829) and a user reported a technically accurate security issue via HackerOne: <https://hackerone.com/reports/222870>
Just throw it away until we get to the eventual Conphernece bot/API update and can do this stuff correctly.