Caught between two arguing people or groups, making it difficult to remain neutral. (Both are also literal.)
Also, caught in the middle.
The cook and the dishwasher were having an argument, and Tom got caught in the middle. All he wanted was his dinner.
Mr. and Mrs. Smith tried to draw me into their argument. I don't like being caught in the middle.
Bill and Ann were arguing, and poor Bobby, their son, was caught in the cross fire.
As politicians and educators debate school funding, it's students who are caught in the crossfire.