diff --git a/lib/jquery/plugins.php b/lib/jquery/plugins.php
index 03ec62a76e1..e1f8d0cd720 100644
--- a/lib/jquery/plugins.php
+++ b/lib/jquery/plugins.php
@@ -36,7 +36,7 @@
  */
 
 $plugins = array(
-    'jquery'  => array('files' => array('jquery-3.4.1.min.js')),
+    'jquery'  => array('files' => array('jquery-3.5.1.min.js')),
     'ui'      => array('files' => array('ui-1.12.1/jquery-ui.min.js')),
     'ui-css'  => array('files' => array('ui-1.12.1/theme/smoothness/jquery-ui.min.css')),
 );
diff --git a/lib/requirejs/moodle-config.js b/lib/requirejs/moodle-config.js
index 25fa379f104..ea468cd87c3 100644
--- a/lib/requirejs/moodle-config.js
+++ b/lib/requirejs/moodle-config.js
@@ -6,7 +6,7 @@ var require = {
     waitSeconds : 0,
 
     paths: {
-        jquery: '[JSURL]lib/jquery/jquery-3.4.1[JSMIN][JSEXT]',
+        jquery: '[JSURL]lib/jquery/jquery-3.5.1[JSMIN][JSEXT]',
         jqueryui: '[JSURL]lib/jquery/ui-1.12.1/jquery-ui[JSMIN][JSEXT]',
         jqueryprivate: '[JSURL]lib/requirejs/jquery-private[JSEXT]'
     },
diff --git a/lib/thirdpartylibs.xml b/lib/thirdpartylibs.xml
index 4dc32b7b0bc..fa64d85c6a8 100644
--- a/lib/thirdpartylibs.xml
+++ b/lib/thirdpartylibs.xml
@@ -137,7 +137,7 @@
     <location>jquery</location>
     <name>jQuery</name>
     <license>MIT</license>
-    <version>3.4.1</version>
+    <version>3.5.1</version>
     <licenseversion></licenseversion>
   </library>
   <library>
diff --git a/privacy/classes/local/request/moodle_content_writer.php b/privacy/classes/local/request/moodle_content_writer.php
index ba9d231304a..57b40af81d2 100644
--- a/privacy/classes/local/request/moodle_content_writer.php
+++ b/privacy/classes/local/request/moodle_content_writer.php
@@ -627,8 +627,8 @@ class moodle_content_writer implements content_writer {
         $targetpath = ['js', 'general.js'];
         $this->copy_data($jspath, $targetpath);
 
-        $jquery = ['lib', 'jquery', 'jquery-3.4.1.min.js'];
-        $jquerydestination = ['js', 'jquery-3.4.1.min.js'];
+        $jquery = ['lib', 'jquery', 'jquery-3.5.1.min.js'];
+        $jquerydestination = ['js', 'jquery-3.5.1.min.js'];
         $this->copy_data($jquery, $jquerydestination);
 
         $requirecurrentpath = ['lib', 'requirejs', 'require.min.js'];
diff --git a/privacy/templates/htmlpage.mustache b/privacy/templates/htmlpage.mustache
index 6c040ef0c2e..ffe03376cf8 100644
--- a/privacy/templates/htmlpage.mustache
+++ b/privacy/templates/htmlpage.mustache
@@ -65,7 +65,7 @@
         <div data-main-content class="jumbotron bg-light border">
             <h2 class="display-8">{{#str}}viewdata, core_privacy{{/str}}</h2>
         </div>
-        <script src="js/jquery-3.4.1.min.js"></script>
+        <script src="js/jquery-3.5.1.min.js"></script>
         <script src="js/data_index.js"></script>
         <script src="js/general.js"></script>
         <script src="js/require.min.js"></script>
@@ -74,7 +74,7 @@
                 "baseUrl": "./",
                 "paths": {
                     "app": "./",
-                    "jquery": "./js/jquery-3.4.1.min",
+                    "jquery": "./js/jquery-3.5.1.min",
                     "core/tree": "./js/tree.min"
                 }
             });