They didn't fabricate it. They took off the security guardrails and told it to do some hacking, and they got the exact news-worthy story they wanted when it did exactly that. Everyone acts surprised.
They should release the full prompt. I believe that would be very telling, so they never will.
This is possible. Also it’s possible that there was a big human involvement. Or that there was something less exciting, but the pr department and hyping grifters at the company blown it out of proportions.