diff --git a/vendor/magento/module-backend/Block/Widget/Grid/Column/Renderer/Action.php b/vendor/magento/module-backend/Block/Widget/Grid/Column/Renderer/Action.php
index 0da7e4db9b9..df1cb16ab89 100644
--- a/vendor/magento/module-backend/Block/Widget/Grid/Column/Renderer/Action.php
+++ b/vendor/magento/module-backend/Block/Widget/Grid/Column/Renderer/Action.php
@@ -15,6 +15,7 @@ use Magento\Framework\View\Helper\SecureHtmlRenderer;
  *
  * @api
  * @deprecated 100.2.0 in favour of UI component implementation
+ * @see don't recommend this approach in favour of UI component implementation
  * @since 100.0.2
  */
 class Action extends \Magento\Backend\Block\Widget\Grid\Column\Renderer\Text
@@ -132,7 +133,7 @@ class Action extends \Magento\Backend\Block\Widget\Grid\Column\Renderer\Text
         }
 
         if (empty($action['id'])) {
-            $action['id'] = 'id' .$this->random->getRandomString(10);
+            $action['id'] = 'id' . $this->random->getRandomString(10);
         }
         $actionAttributes->setData($action);
         $onclick = $actionAttributes->getData('onclick');
@@ -140,6 +141,8 @@ class Action extends \Magento\Backend\Block\Widget\Grid\Column\Renderer\Text
         $actionAttributes->unsetData(['onclick', 'style']);
         $html = '<a ' . $actionAttributes->serialize() . '>' . $actionCaption . '</a>';
         if ($onclick) {
+            // phpcs:ignore Magento2.Functions.DiscouragedFunction
+            $onclick = mb_convert_encoding($onclick, "UTF-8", "HTML-ENTITIES");
             $html .= $this->secureHtmlRenderer->renderEventListenerAsTag('onclick', $onclick, "#{$action['id']}");
         }
         if ($style) {
diff --git a/vendor/magento/module-backup/Model/ResourceModel/Db.php b/vendor/magento/module-backup/Model/ResourceModel/Db.php
index c38a7b3005e..cf39406d54a 100644
--- a/vendor/magento/module-backup/Model/ResourceModel/Db.php
+++ b/vendor/magento/module-backup/Model/ResourceModel/Db.php
@@ -301,7 +301,7 @@ class Db
      */
     public function runCommand($command)
     {
-        $this->connection->query($command);
+        $this->connection->multiQuery($command);
         return $this;
     }
 }
diff --git a/vendor/magento/framework/Backup/Filesystem/Iterator/File.php b/vendor/magento/framework/Backup/Filesystem/Iterator/File.php
index 9602807a8ae..4a29271fc51 100644
--- a/vendor/magento/framework/Backup/Filesystem/Iterator/File.php
+++ b/vendor/magento/framework/Backup/Filesystem/Iterator/File.php
@@ -19,6 +19,13 @@ class File extends \SplFileObject
      */
     protected $_currentStatement = '';
 
+    /**
+     * Store current statement delimiter.
+     *
+     * @var string
+     */
+    private string $statementDelimiter = ';';
+
     /**
      * Return current sql statement
      *
@@ -39,15 +46,35 @@ class File extends \SplFileObject
         $this->_currentStatement = '';
         while (!$this->eof()) {
             $line = $this->fgets();
-            if (strlen(trim($line))) {
-                $this->_currentStatement .= $line;
-                if ($this->_isLineLastInCommand($line)) {
+            $trimmedLine = trim($line);
+            if (!empty($trimmedLine) && !$this->isDelimiterChanged($trimmedLine)) {
+                $statementFinalLine = '/(?<statement>.*)' . preg_quote($this->statementDelimiter, '/') . '$/';
+                if (preg_match($statementFinalLine, $trimmedLine, $matches)) {
+                    $this->_currentStatement .= $matches['statement'];
                     break;
+                } else {
+                    $this->_currentStatement .= $line;
                 }
             }
         }
     }
 
+    /**
+     * Check whether statement delimiter has been changed.
+     *
+     * @param string $line
+     * @return bool
+     */
+    private function isDelimiterChanged(string $line): bool
+    {
+        if (preg_match('/^delimiter\s+(?<delimiter>.+)$/i', $line, $matches)) {
+            $this->statementDelimiter = $matches['delimiter'];
+            return true;
+        }
+
+        return false;
+    }
+
     /**
      * Return to first statement
      *
@@ -69,26 +96,4 @@ class File extends \SplFileObject
     {
         return $line[0] == '#' || substr($line, 0, 2) == '--';
     }
-
-    /**
-     * Check is line a last in sql command
-     *
-     * @param string $line
-     * @return bool
-     */
-    protected function _isLineLastInCommand($line)
-    {
-        $cleanLine = trim($line);
-        $lineLength = strlen($cleanLine);
-
-        $returnResult = false;
-        if ($lineLength > 0) {
-            $lastSymbolIndex = $lineLength - 1;
-            if ($cleanLine[$lastSymbolIndex] == ';') {
-                $returnResult = true;
-            }
-        }
-
-        return $returnResult;
-    }
 }