Windshield problems of the 2020 Honda Civic

The contact owns a 2020 Honda Civic. The contact stated that while sitting in the vehicle with the vehicle turned off, the contact heard a pop. Upon inspection, the contact discovered that the rear windshield had cracked without impact. The vehicle was taken to the dealer; however, the vehicle was not diagnosed or repaired. The manufacturer was not made aware of the failure. The failure mileage was 48,821. The VIN was unavailable.