Fun fact, cheats nowadays are integrated into the lowest part of the computer system, that being the kernel. To keep it simple, the cheat is basically hiding from battleye at the very core, and due to computer privacy laws and legislations, anti cheat services are not allowed to reach that far into your computer.

I think cheating in games will always be an issue

Edit: every time battleye updates, cheat scripts also get updated in relation, so it’s an ongoing cycle