If you hand your car keys to a drunk driver, it’s on both of you.
If I give root to a third party, then I’m liable for everything they do with that root.
If I give root to a third party, then I’m liable for everything they do with that root.
The correct comparison would be handing your house keys to a licensed insect exterminator and the guy accidentally poisoning your family. You of course are not liable if a professional supplying you with a service messes up.
It’s like paying a licensed insect exterminator that uses random chemicals. They tell you this and you hand over the keys anyways.