Stick your head under there (wear safety glasses / goggles so you dont get sprayed in your eyes by brake fluid) and have a helper step on the brake and see where the leak is. Could be a hard line, flex hose, or a leaking wheel cylinder. Should be easy to diagnose and fix.
05 Taurus SEL Duratec - my daily driver
04 Taurus SES Duratec - wifes car
95 Taurus GL Vulcan winter car
Toy #1 - 86 Tbird 5.0 (original owner) - LOTS of mods
Toy #2 - 88 Tbird Turbo Coupe - LOTS of mods
02 Pontiac Grand Prix GT
67 Honda 450 Super Sport - completely customized