Ford started using the defective brake pedal assembly on 4th March 2019, and halted doing so on 13th August 2020.
The affected Mustangs aren't identified by VIN, but they are assembled for the 2020 model year. Fortunately, Ford said that it is not aware of any accidents or injuries related to this defect.
Over 38,000 are potentially affected, some maybe shipped to Australia.
Ford Mustang Recall