The contact owns a 2023 Toyota Highlander. The contact stated that while the vehicle was parked, unattended an unknown vehicle crashed into the front bumper. A police report was not filed. There was no air bag deployment, fire, or injury. The contact attached the bumper to the vehicle. At the local dealer, where it was diagnosed that the bumper cover had detached. The vehicle was not repaired because the parts were not available. The manufacturer was not notified of the failure. The contact stated that the failure was related to NHTSA Campaign Number 23V720000 (structure). The failure mileage was approximately 8,000.