  explicit NetworkStateObserver(Document& document)
      : ContextLifecycleObserver(&document) {
    online_observer_handle_ = GetNetworkStateNotifier().AddOnLineObserver(
        this,
        TaskRunnerHelper::Get(TaskType::kNetworking, GetExecutionContext()));
  }

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.