Fixed using catalog_attributes.xml in wishlist item collection

Author: isydorenko

app/code/Magento/Wishlist/Model/ResourceModel/Item/Collection.php

@@ -284,20 +284,10 @@ protected function _assignProducts()
             $productCollection->setVisibility($this->_productVisibility->getVisibleInSiteIds());
         }
 
-        $attributesToSelect = [
-            'name',
-            'visibility',
-            'small_image',
-            'thumbnail',
-            'links_purchased_separately',
-            'links_title',
-            'price_type'
-        ];
-
         $productCollection->addPriceData()
             ->addTaxPercents()
             ->addIdFilter($this->_productIds)
-            ->addAttributeToSelect($attributesToSelect)
+            ->addAttributeToSelect($this->_wishlistConfig->getProductAttributes())
             ->addOptionsToResult()
             ->addUrlRewrite();
 

app/code/Magento/Wishlist/etc/catalog_attributes.xml

@@ -7,6 +7,12 @@
 -->
 <config xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:noNamespaceSchemaLocation="urn:magento:module:Magento_Catalog:etc/catalog_attributes.xsd">
     <group name="wishlist_item">
+        <attribute name="name"/>
+        <attribute name="small_image"/>
+        <attribute name="thumbnail"/>
+        <attribute name="links_purchased_separately"/>
+        <attribute name="links_title"/>
+        <attribute name="price_type"/>
         <attribute name="visibility"/>
         <attribute name="url_path"/>
         <attribute name="url_key"/>