Fixed issue #24779

Author: drpayyne

app/code/Magento/Checkout/view/frontend/templates/button.phtml

@@ -7,7 +7,10 @@
 <?php /** @var $block \Magento\Checkout\Block\Onepage\Success */ ?>
 
 <?php if ($block->getCanViewOrder() && $block->getCanPrintOrder()) :?>
-    <a href="<?= $block->escapeUrl($block->getPrintUrl()) ?>" target="_blank" class="print">
+    <a href="<?= $block->escapeUrl($block->getPrintUrl()) ?>"
+       class="action print"
+       target="_blank"
+       rel="noopener">
         <?= $block->escapeHtml(__('Print receipt')) ?>
     </a>
     <?= $block->getChildHtml() ?>

app/code/Magento/Sales/view/frontend/templates/order/creditmemo/items.phtml

@@ -7,17 +7,19 @@
 <?php $_order = $block->getOrder() ?>
 <div class="actions-toolbar">
     <a href="<?= $block->escapeUrl($block->getPrintAllCreditmemosUrl($_order)) ?>"
-       onclick="this.target='_blank'"
-       class="action print">
+       class="action print"
+       target="_blank"
+       rel="noopener">
         <span><?= $block->escapeHtml(__('Print All Refunds')) ?></span>
     </a>
 </div>
 <?php foreach ($_order->getCreditmemosCollection() as $_creditmemo) : ?>
     <div class="order-title">
         <strong><?= $block->escapeHtml(__('Refund #')) ?><?= $block->escapeHtml($_creditmemo->getIncrementId()) ?> </strong>
         <a href="<?= $block->escapeUrl($block->getPrintCreditmemoUrl($_creditmemo)) ?>"
-           onclick="this.target='_blank'"
-           class="action print">
+           class="action print"
+           target="_blank"
+           rel="noopener">
             <span><?= $block->escapeHtml(__('Print Refund')) ?></span>
         </a>
     </div>

app/code/Magento/Sales/view/frontend/templates/order/info/buttons.phtml

@@ -16,9 +16,10 @@
             <span><?= $block->escapeHtml(__('Reorder')) ?></span>
         </a>
     <?php endif ?>
-    <a class="action print"
-       href="<?= $block->escapeUrl($block->getPrintUrl($_order)) ?>"
-       onclick="this.target='_blank';">
+    <a href="<?= $block->escapeUrl($block->getPrintUrl($_order)) ?>"
+       class="action print"
+       target="_blank"
+       rel="noopener">
         <span><?= $block->escapeHtml(__('Print Order')) ?></span>
     </a>
     <?= $block->getChildHtml() ?>

app/code/Magento/Sales/view/frontend/templates/order/invoice/items.phtml

@@ -7,17 +7,19 @@
 <?php $_order = $block->getOrder() ?>
 <div class="actions-toolbar">
     <a href="<?= $block->escapeUrl($block->getPrintAllInvoicesUrl($_order)) ?>"
+       class="action print"
        target="_blank"
-       class="action print">
+       rel="noopener">
         <span><?= $block->escapeHtml(__('Print All Invoices')) ?></span>
     </a>
 </div>
 <?php foreach ($_order->getInvoiceCollection() as $_invoice) : ?>
     <div class="order-title">
         <strong><?= $block->escapeHtml(__('Invoice #')) ?><?= $block->escapeHtml($_invoice->getIncrementId()) ?></strong>
         <a href="<?= $block->escapeUrl($block->getPrintInvoiceUrl($_invoice)) ?>"
-           onclick="this.target='_blank'"
-           class="action print">
+           class="action print"
+           target="_blank"
+           rel="noopener">
             <span><?= $block->escapeHtml(__('Print Invoice')) ?></span>
         </a>
     </div>

app/code/Magento/Shipping/view/frontend/templates/items.phtml

@@ -15,17 +15,19 @@
         <?= $block->getChildHtml('track-all-link') ?>
     <?php endif; ?>
     <a href="<?= $block->escapeUrl($block->getPrintAllShipmentsUrl($_order)) ?>"
-       onclick="this.target='_blank'"
-       class="action print">
+       class="action print"
+       target="_blank"
+       rel="noopener">
         <span><?= $block->escapeHtml(__('Print All Shipments')) ?></span>
     </a>
 </div>
 <?php foreach ($_order->getShipmentsCollection() as $_shipment) : ?>
     <div class="order-title">
         <strong><?= $block->escapeHtml(__('Shipment #')) ?><?= $block->escapeHtml($_shipment->getIncrementId()) ?></strong>
         <a href="<?= $block->escapeUrl($block->getPrintShipmentUrl($_shipment)) ?>"
-           onclick="this.target='_blank'"
-           class="action print">
+           class="action print"
+           target="_blank"
+           rel="noopener">
             <span><?= $block->escapeHtml(__('Print Shipment')) ?></span>
         </a>
         <a href="#"