  void SimulateMouseEventWithLatencyInfo(WebInputEvent::Type type,
                                         const ui::LatencyInfo& ui_latency) {
    widget_host_->ForwardMouseEventWithLatencyInfo(
        SyntheticWebMouseEventBuilder::Build(type), ui_latency);
    base::RunLoop().RunUntilIdle();
  }

The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.