Cat Eye Leaking Brown Fluid. First, there can be the presence of a watery discharge coming from your cat’s eyes. If you suspect that your cat is suffering from pink eye, you need to immediately separate your cat from other pets.

She seems to have feces or brown liquid leaking from her back end. You may know it by its nickname, pinkeye. The condition can range from mild to severe, with mild cases presenting with a light pink color in the fluid in front of the eye.