void NavigationHandleCommitObserver::DidFinishNavigation(
    content::NavigationHandle* handle) {
  if (handle->GetURL() != url_)
    return;
  has_committed_ = true;
  was_same_document_ = handle->IsSameDocument();
  was_renderer_initiated_ = handle->IsRendererInitiated();
}

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.