  def check_image_content_type!(new_file)
    if image?(new_file)
      magic_type = mime_magic_content_type(new_file)
      if magic_type != new_file.content_type
        raise CarrierWave::IntegrityError, "has MIME type mismatch"
      end
    end
  end
The software does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users.