diff --git a/vendor/magento/module-weee/Helper/Data.php b/vendor/magento/module-weee/Helper/Data.php
index c4d1871383320..e3f018e1c57b5 100644
--- a/vendor/magento/module-weee/Helper/Data.php
+++ b/vendor/magento/module-weee/Helper/Data.php
@@ -355,7 +355,7 @@ public function getBaseWeeeTaxAppliedRowAmount($item)
     protected function getRecursiveNumericAmount($item, $functionName)
     {
         if ($item instanceof QuoteAbstractItem || $item instanceof OrderItem) {
-            if ($item->getHasChildren() && $item->isChildrenCalculated()) {
+            if ($item->getHasChildren()) {
                 $result = 0;
                 $children = $item instanceof OrderItem ? $item->getChildrenItems() : $item->getChildren();
                 foreach ($children as $child) {
@@ -385,7 +385,7 @@ protected function getRecursiveNumericAmount($item, $functionName)
     public function getApplied($item)
     {
         if ($item instanceof QuoteAbstractItem) {
-            if ($item->getHasChildren() && $item->isChildrenCalculated()) {
+            if ($item->getHasChildren()) {
                 $result = [];
                 foreach ($item->getChildren() as $child) {
                     $childData = $this->getApplied($child);
diff --git a/vendor/magento/module-weee/Model/Tax.php b/vendor/magento/module-weee/Model/Tax.php
index 941faed0498f4..f4dbad084f4af 100644
--- a/vendor/magento/module-weee/Model/Tax.php
+++ b/vendor/magento/module-weee/Model/Tax.php
@@ -6,14 +6,15 @@
 namespace Magento\Weee\Model;
 
 use Magento\Catalog\Model\Product;
+use Magento\ConfigurableProduct\Model\Product\Type\Configurable;
 use Magento\Framework\Pricing\PriceCurrencyInterface;
 use Magento\Store\Model\Website;
-use Magento\Tax\Model\Calculation;
 use Magento\Customer\Api\AccountManagementInterface;
 use Magento\Catalog\Model\Product\Type;
 
 /**
  * @SuppressWarnings(PHPMD.CouplingBetweenObjects)
+ * @SuppressWarnings(PHPMD.CookieAndSessionMisuse)
  * @api
  * @since 100.0.2
  */
@@ -22,22 +23,22 @@ class Tax extends \Magento\Framework\Model\AbstractModel
     /**
      * Including FPT only
      */
-    const DISPLAY_INCL = 0;
+    public const DISPLAY_INCL = 0;
 
     /**
      * Including FPT and FPT description
      */
-    const DISPLAY_INCL_DESCR = 1;
+    public const DISPLAY_INCL_DESCR = 1;
 
     /**
      * Excluding FPT. Including FPT description and final price
      */
-    const DISPLAY_EXCL_DESCR_INCL = 2;
+    public const DISPLAY_EXCL_DESCR_INCL = 2;
 
     /**
      * Excluding FPT
      */
-    const DISPLAY_EXCL = 3;
+    public const DISPLAY_EXCL = 3;
 
     /**
      * @var array|null
@@ -45,8 +46,6 @@ class Tax extends \Magento\Framework\Model\AbstractModel
     protected $_allAttributes = null;
 
     /**
-     * Tax data
-     *
      * @var \Magento\Tax\Helper\Data
      */
     protected $_taxData = null;
@@ -71,9 +70,7 @@ class Tax extends \Magento\Framework\Model\AbstractModel
      */
     protected $_customerSession;
 
-    /**
-     * Weee config
-     *
+    /**s
      * @var \Magento\Weee\Model\Config
      */
     protected $weeeConfig;
@@ -141,6 +138,8 @@ protected function _construct()
     }
 
     /**
+     * Retrieve Weee Attribute amount
+     *
      * @param Product $product
      * @param null|false|\Magento\Framework\DataObject $shipping
      * @param null|false|\Magento\Framework\DataObject $billing
@@ -170,6 +169,8 @@ public function getWeeeAmount(
     }
 
     /**
+     * Retrieve Weee attribute amount excluding tax
+     *
      * @param Product $product
      * @param null|false|\Magento\Framework\DataObject $shipping
      * @param null|false|\Magento\Framework\DataObject $billing
@@ -182,24 +183,32 @@ public function getWeeeAmountExclTax(
         $billing = null,
         $website = null
     ) {
+        $attributes = [];
         $amountExclTax = 0;
-        $attributes = $this->getProductWeeeAttributes(
-            $product,
-            $shipping,
-            $billing,
-            $website,
-            true,
-            false
-        );
+
+        if ($product->getTypeId() !== Configurable::TYPE_CODE) {
+            $attributes = $this->getProductWeeeAttributes(
+                $product,
+                $shipping,
+                $billing,
+                $website,
+                true,
+                false
+            );
+        }
+
         if (Type::TYPE_BUNDLE !== $product->getTypeId() || $product->getPriceType()) {
             foreach ($attributes as $attribute) {
                 $amountExclTax += $attribute->getAmountExclTax();
             }
         }
+
         return $amountExclTax;
     }
 
     /**
+     * Retrieve Weee Attribute Codes
+     *
      * @param bool $forceEnabled
      * @return array
      */
@@ -209,7 +218,7 @@ public function getWeeeAttributeCodes($forceEnabled = false)
     }
 
     /**
-     * Retrieve Wee tax attribute codes
+     * Retrieve Weee tax attribute codes
      *
      * @param  null|string|bool|int|Store $store
      * @param  bool $forceEnabled
@@ -228,6 +237,8 @@ public function getWeeeTaxAttributeCodes($store = null, $forceEnabled = false)
     }
 
     /**
+     * Retrieve product Weee attribute
+     *
      * @param Product $product
      * @param null|false|\Magento\Quote\Model\Quote\Address $shipping
      * @param null|false|\Magento\Quote\Model\Quote\Address $billing
@@ -238,6 +249,7 @@ public function getWeeeTaxAttributeCodes($store = null, $forceEnabled = false)
      * @SuppressWarnings(PHPMD.CyclomaticComplexity)
      * @SuppressWarnings(PHPMD.NPathComplexity)
      * @SuppressWarnings(PHPMD.ExcessiveMethodLength)
+     * phpcs:disable Generic.Metrics.NestingLevel
      */
     public function getProductWeeeAttributes(
         $product,
@@ -374,6 +386,8 @@ public function getProductWeeeAttributes(
     }
 
     /**
+     * Check if Weee is in location
+     *
      * @param int $countryId
      * @param int $regionId
      * @param int $websiteId
diff --git a/vendor/magento/module-weee/Model/Total/Quote/Weee.php b/vendor/magento/module-weee/Model/Total/Quote/Weee.php
index df33a5c3d8870..5b7c8020d2ca5 100644
--- a/vendor/magento/module-weee/Model/Total/Quote/Weee.php
+++ b/vendor/magento/module-weee/Model/Total/Quote/Weee.php
@@ -120,12 +120,13 @@ public function collect(
                 continue;
             }
             $this->resetItemData($item);
-            if ($item->getHasChildren() && $item->isChildrenCalculated()) {
+            if ($item->getHasChildren()) {
+                $child = null;
                 foreach ($item->getChildren() as $child) {
                     $this->resetItemData($child);
                     $this->process($address, $total, $child);
                 }
-                $this->recalculateParent($item);
+                $this->recalculateParent($item, $child);
             } else {
                 $this->process($address, $total, $item);
             }
@@ -305,11 +306,10 @@ protected function getNextIncrement()
     /**
      * Recalculate parent item amounts based on children results
      *
-     * @param AbstractItem $item
+     * @param AbstractItem|null $childItem
      * @return void
-     * @SuppressWarnings(PHPMD.UnusedFormalParameter)
      */
-    protected function recalculateParent(AbstractItem $item)
+    protected function recalculateParent(AbstractItem $item, AbstractItem $childItem = null)
     {
         $associatedTaxables = [];
         foreach ($item->getChildren() as $child) {
@@ -317,6 +317,11 @@ protected function recalculateParent(AbstractItem $item)
         }
         $associatedTaxables = array_merge([], ...$associatedTaxables);
         $item->setAssociatedTaxables($associatedTaxables);
+
+        if (isset($childItem)) {
+            $item->setWeeeTaxApplied($childItem->getWeeeTaxApplied());
+            $item->setWeeeTaxAppliedAmount($childItem->getWeeeTaxAppliedAmount());
+        }
     }
 
     /**
diff --git a/vendor/magento/module-weee/Plugin/Catalog/ResourceModel/Product/WeeeAttributeProductSort.php b/vendor/magento/module-weee/Plugin/Catalog/ResourceModel/Product/WeeeAttributeProductSort.php
new file mode 100644
index 0000000000000..5e33f7fa2eeae
--- /dev/null
+++ b/vendor/magento/module-weee/Plugin/Catalog/ResourceModel/Product/WeeeAttributeProductSort.php
@@ -0,0 +1,67 @@
+<?php
+/**
+ * Copyright © Magento, Inc. All rights reserved.
+ * See COPYING.txt for license details.
+ */
+declare(strict_types=1);
+
+namespace Magento\Weee\Plugin\Catalog\ResourceModel\Product;
+
+use Magento\Catalog\Model\ResourceModel\Product\Indexer\LinkedProductSelectBuilderByIndexPrice;
+use Magento\Framework\App\ResourceConnection;
+use Magento\Framework\DB\Select;
+
+class WeeeAttributeProductSort
+{
+    /**
+     * @var ResourceConnection
+     */
+    private ResourceConnection $resourceConnection;
+
+    /**
+     * @param ResourceConnection $resourceConnection
+     */
+    public function __construct(
+        ResourceConnection $resourceConnection
+    ) {
+        $this->resourceConnection = $resourceConnection;
+    }
+
+    /**
+     * Add weee attribute to products sorting query
+     *
+     * @SuppressWarnings(PHPMD.UnusedFormalParameter)
+     *
+     * @param LinkedProductSelectBuilderByIndexPrice $subject
+     * @param array $result
+     * @param int $productId
+     * @param int $storeId
+     * @return array
+     */
+    public function afterBuild(
+        LinkedProductSelectBuilderByIndexPrice $subject,
+        array $result,
+        int $productId,
+        int $storeId
+    ):array {
+        $select = $this->resourceConnection->getConnection()->select();
+
+        foreach ($result as $select) {
+            $select->columns(
+                [
+                    'weee_min_price' => new \Zend_Db_Expr(
+                        '(t.min_price + IFNULL(weee_child.value, IFNULL(weee_parent.value, 0)))'
+                    )
+                ]
+            )->joinLeft(
+                ['weee_child' => $this->resourceConnection->getTableName('weee_tax')],
+                'weee_child.entity_id = child.entity_id'
+            )->joinLeft(
+                ['weee_parent' => $this->resourceConnection->getTableName('weee_tax')],
+                'weee_parent.entity_id = parent.entity_id'
+            )->reset(Select::ORDER)->order('weee_min_price ASC')->limit(1);
+        }
+
+        return [$select];
+    }
+}
diff --git a/vendor/magento/module-weee/Plugin/ConfigurableProduct/Pricing/FinalPriceResolver.php b/vendor/magento/module-weee/Plugin/ConfigurableProduct/Pricing/FinalPriceResolver.php
new file mode 100644
index 0000000000000..b9958c24c89a6
--- /dev/null
+++ b/vendor/magento/module-weee/Plugin/ConfigurableProduct/Pricing/FinalPriceResolver.php
@@ -0,0 +1,60 @@
+<?php
+/**
+ * Copyright © Magento, Inc. All rights reserved.
+ * See COPYING.txt for license details.
+ */
+declare(strict_types=1);
+
+namespace Magento\Weee\Plugin\ConfigurableProduct\Pricing;
+
+use Magento\Catalog\Pricing\Price\FinalPrice as CatalogFinalPrice;
+use Magento\ConfigurableProduct\Pricing\Price\FinalPriceResolver as ConfigurableProductFinalPriceResolver;
+use Magento\Framework\Pricing\SaleableInterface;
+use Magento\Weee\Helper\Data as WeeeHelperData;
+
+class FinalPriceResolver
+{
+    /**
+     * @var WeeeHelperData
+     */
+    public WeeeHelperData $weeeHelperData;
+
+    /**
+     * @param WeeeHelperData $weeeHelperData
+     */
+    public function __construct(
+        WeeeHelperData $weeeHelperData,
+    ) {
+        $this->weeeHelperData = $weeeHelperData;
+    }
+
+    /**
+     * Display price with weee attribute included
+     *
+     * @SuppressWarnings(PHPMD.UnusedFormalParameter)
+     *
+     * @param ConfigurableProductFinalPriceResolver $subject
+     * @param float $result
+     * @param SaleableInterface $product
+     * @return float
+     */
+    public function afterResolvePrice(
+        ConfigurableProductFinalPriceResolver $subject,
+        float $result,
+        SaleableInterface $product
+    ):float {
+        return $this->weeePriceDisplay()
+            ? $product->getPriceInfo()->getPrice(CatalogFinalPrice::PRICE_CODE)->getAmount()->getValue()
+            : $product->getPriceInfo()->getPrice(CatalogFinalPrice::PRICE_CODE)->getValue();
+    }
+
+    /**
+     * Weee including price display
+     *
+     * @return bool
+     */
+    private function weeePriceDisplay():bool
+    {
+        return $this->weeeHelperData->isDisplayIncl() || $this->weeeHelperData->isDisplayInclDesc();
+    }
+}
diff --git a/vendor/magento/module-weee/Plugin/Model/ConfigurableVariationAttributePriority.php b/vendor/magento/module-weee/Plugin/Model/ConfigurableVariationAttributePriority.php
new file mode 100644
index 0000000000000..b866d9c6ea895
--- /dev/null
+++ b/vendor/magento/module-weee/Plugin/Model/ConfigurableVariationAttributePriority.php
@@ -0,0 +1,79 @@
+<?php
+/**
+ * Copyright © Magento, Inc. All rights reserved.
+ * See COPYING.txt for license details.
+ */
+declare(strict_types=1);
+
+namespace Magento\Weee\Plugin\Model;
+
+use Magento\Catalog\Api\Data\ProductInterface;
+use Magento\Catalog\Api\ProductRepositoryInterface;
+use Magento\ConfigurableProduct\Model\Product\Type\Configurable;
+use Magento\Framework\DataObject;
+use Magento\Weee\Model\Tax;
+
+class ConfigurableVariationAttributePriority
+{
+    /**
+     * @var ProductRepositoryInterface
+     */
+    private ProductRepositoryInterface $productRepository;
+
+    /**
+     * @var Configurable
+     */
+    private Configurable $configurable;
+
+    /**
+     * @param ProductRepositoryInterface $productRepository
+     * @param Configurable $configurable
+     */
+    public function __construct(
+        ProductRepositoryInterface $productRepository,
+        Configurable $configurable
+    ) {
+        $this->productRepository = $productRepository;
+        $this->configurable = $configurable;
+    }
+
+    /**
+     * Apply parent weee attribute for variation w/o weee attribute
+     *
+     * @param Tax $subject
+     * @param array $result
+     * @param ProductInterface $product
+     * @param DataObject $shipping
+     * @param DataObject $billing
+     * @param string $website
+     * @param bool $calculateTax
+     * @param bool $round
+     * @return array
+     * @throws \Magento\Framework\Exception\NoSuchEntityException
+     */
+    public function afterGetProductWeeeAttributes(
+        Tax $subject,
+        array $result,
+        ProductInterface $product,
+        $shipping = null,
+        $billing = null,
+        $website = null,
+        $calculateTax = null,
+        $round = true
+    ):array {
+        if (empty($result)) {
+            foreach ($this->configurable->getParentIdsByChild($product->getId()) as $parentId) {
+                $result = $subject->getProductWeeeAttributes(
+                    $this->productRepository->getById($parentId),
+                    $shipping,
+                    $billing,
+                    $website,
+                    $calculateTax,
+                    $round
+                );
+            }
+        }
+
+        return $result;
+    }
+}
diff --git a/vendor/magento/module-weee/etc/di.xml b/vendor/magento/module-weee/etc/di.xml
index fa3fafc5a914a..9e611a8630db9 100644
--- a/vendor/magento/module-weee/etc/di.xml
+++ b/vendor/magento/module-weee/etc/di.xml
@@ -87,4 +87,13 @@
     <type name="Magento\Catalog\Ui\Component\Listing\Columns">
         <plugin name="changeWeeColumnConfig" type="Magento\Weee\Plugin\Catalog\Ui\Component\Listing\Columns"/>
     </type>
+    <type name="Magento\Weee\Model\Tax">
+        <plugin name="configurableVariationAttributePriority" type="Magento\Weee\Plugin\Model\ConfigurableVariationAttributePriority"/>
+    </type>
+    <type name="Magento\ConfigurableProduct\Pricing\Price\FinalPriceResolver">
+        <plugin name="configurableProductPriceAdjustment" type="Magento\Weee\Plugin\ConfigurableProduct\Pricing\FinalPriceResolver"/>
+    </type>
+    <type name="Magento\Catalog\Model\ResourceModel\Product\Indexer\LinkedProductSelectBuilderByIndexPrice">
+        <plugin name="weeeAttributeProductSort" type="Magento\Weee\Plugin\Catalog\ResourceModel\Product\WeeeAttributeProductSort"/>
+    </type>
 </config>