The contact owns a 2018 Ford F-150. The contact stated that while driving at various speeds and depressing the brake pedal, the brake pedal went to the floorboard. There was no warning light illuminated. The vehicle was taken to a local dealer where the vehicle was diagnosed, and it was confirmed that brake fluid was leaking from the vehicle and further diagnostic test was needed to determine how to repair the vehicle. The vehicle was not repaired. The contact referenced NHTSA Campaign Number: 25V236000 (SERVICE BRAKES, HYDRAULIC); as a possible cause for the failure. The manufacturer was notified of the failure. The approximate failure mileage was 43,250.