    public function __construct(
        CartService $cartService,
        SalesChannelRepositoryInterface $productRepository,
        PromotionItemBuilder $promotionItemBuilder,
        ProductLineItemFactory $productLineItemFactory
    ) {
        $this->cartService = $cartService;
        $this->productRepository = $productRepository;
        $this->promotionItemBuilder = $promotionItemBuilder;
        $this->productLineItemFactory = $productLineItemFactory;
    }
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.