bool IsSecureFrame(FrameTreeNode* frame) {
  while (frame) {
    if (!IsPotentiallyTrustworthyOrigin(frame->current_origin()))
      return false;
    frame = frame->parent();
  }
  return true;
}

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.