"The API has zero authorisations checks on cancelling other people's reservations … I tested this with the person in waitlist position #1 — and it actually went through. So you've moved from #4 to #3 already," it messaged back.
Is this a "hack" or just a completely insecure API?
I'll you one thing for certain: It's not "AI". Doesn't exist.

Not really.
Yes, the people who actually own the website are trash.