What sort of crime are you envisioning that exploiting this would fall under? It's not always fraud to satisfy a poorly written contract, although that is commonly the case.
Everything is wire fraud / securities fraud
Someone has been reading Matt Levine
Wire fraud, at minimum. This would constitute direct theft. Very similar cases have been tried and convicted several times now.
Despite what many programmers think, code is not law.
Just like a bug in a smart lock does not allow you to enter a house because "you were allowed in".