A leaking toilet can damage to your bathroom waste your water. If you notice a leaking toliet base, you should fix the issue as soon as possible. The leaky toilet base problem means the connection between the toilet and the sewer outlet, called a closet flange. This part of the toilet is usually sealed by a wax ring. The function of wax ring can prevent leaks and sewer gases to enter your home. If your have a running toilet base, you can tighten the closet bolts or replace the wax ring to solve the problem.