What would cause an oil leak under the oil filter housing on a 1994 Toyota Camry?

IF it has a coolent adaptor there is a gasket under it that can ggo bad.


If there is 2 hoses going to where the filter screws on to then it has the gasket I am takling about.What would cause an oil leak under the oil filter housing on a 1994 Toyota Camry?
It,s the timing belt seal gone. This is a common problem with all the 4cl camery,s. DON,T ignore it as the seeping oil will eat your timing belt out and can cause terminal damage. Get it fixes ASAP and replace the timing belt at the same time it is probably due