Look up Tuleremia. Rabbit fever. A boy in high school and his father both went to the hospital for this. Without doing any research and dangerously relying on memory, it is spread by body fluids, probably blood, of diseased rabbits through open sores, cuts and scratches. Wear rubber glove while cleaning them and you should be OK.
I cleaned a lot of wild rabbits, never wearing rubber gloves and normally having cuts or scratches of some type on my hands. I still normally have cuts and scratches on my hands. It's what I do. I never came down with rabbit fever, probably because the vast majority of rabbits are not infected. The recommendation is to not eat a wild rabbit that is acting sick, but those are the easiest ones to shoot.
With proper handling and cooking wild meat is good. With improper handling and cooking, wild meat is just as risky as domesticated meat that is handled and cooked improperly.