  void SimulateGestureScrollUpdateEvent(float dX, float dY, int modifiers) {
    SimulateGestureEventCore(SyntheticWebGestureEventBuilder::BuildScrollUpdate(
        dX, dY, modifiers, blink::kWebGestureDeviceTouchscreen));
  }

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.