  void UseFakeDispatcher() {
    dispatcher_ = new FakeWindowEventDispatcher(window()->GetHost());
    std::unique_ptr<aura::WindowEventDispatcher> dispatcher(dispatcher_);
    aura::test::SetHostDispatcher(window()->GetHost(), std::move(dispatcher));
  }

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.