MC-39531: guest-carts/{cart_id}/items returns incorrect product name on non-default website

Author: yelahin-serhiy

app/code/Magento/Quote/Model/Quote/Plugin/UpdateQuoteStoreId.php

@@ -0,0 +1,61 @@
+<?php
+/**
+ * Copyright © Magento, Inc. All rights reserved.
+ * See COPYING.txt for license details.
+ */
+declare(strict_types=1);
+
+namespace Magento\Quote\Model\Quote\Plugin;
+
+use Magento\Quote\Model\Quote;
+use Magento\Quote\Model\QuoteRepository;
+use Magento\Store\Model\StoreManagerInterface;
+
+/**
+ * Updates quote store id.
+ */
+class UpdateQuoteStoreId
+{
+    /**
+     * @var QuoteRepository
+     */
+    private $quoteRepository;
+
+    /**
+     * @var StoreManagerInterface
+     */
+    private $storeManager;
+
+    /**
+     * @param QuoteRepository $quoteRepository
+     * @param StoreManagerInterface $storeManager
+     */
+    public function __construct(
+        QuoteRepository $quoteRepository,
+        StoreManagerInterface $storeManager
+    ) {
+        $this->quoteRepository = $quoteRepository;
+        $this->storeManager = $storeManager;
+    }
+
+    /**
+     * Update store id in requested quote by store id from request.
+     *
+     * @param Quote $subject
+     * @param null $result
+     * @return void
+     * @SuppressWarnings(PHPMD.UnusedFormalParameter)
+     */
+    public function afterLoadByIdWithoutStore(
+        Quote $subject,
+        $result
+    ) {
+        $quoteStoreId = (int) $subject->getStoreId();
+        $storeId = $this->storeManager->getStore()
+            ->getId() ?: $this->storeManager->getDefaultStoreView()
+                ->getId();
+        if ($storeId !== $quoteStoreId) {
+            $subject->setStoreId($storeId);
+        }
+    }
+}

app/code/Magento/Quote/etc/webapi_rest/di.xml

@@ -16,4 +16,7 @@
     <type name="Magento\Quote\Api\GuestCartItemRepositoryInterface">
         <plugin name="updateCartIdFromRequest" type="Magento\Quote\Plugin\UpdateCartId" />
     </type>
+    <type name="Magento\Quote\Model\Quote">
+        <plugin name="updateQuoteStoreId" type="Magento\Quote\Model\Quote\Plugin\UpdateQuoteStoreId" />
+    </type>
 </config>