void NetworkActionPredictor::BeginTransaction() {
  if (!initialized_)
    return;

  content::BrowserThread::PostTask(content::BrowserThread::DB, FROM_HERE,
      base::Bind(&NetworkActionPredictorDatabase::BeginTransaction, db_));
}

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.