").append(n.parseHTML(a)).find(d):a)}).always(c&&function(a,b){g.each(function(){c.apply(this,f||[a.responseText,b,a])})}),this},n.each(["ajaxStart","ajaxStop","ajaxComplete","ajaxError","ajaxSuccess","ajaxSend"],function(a,b){n.fn[b]=function(a){return this.on(b,a)}}),n.expr.filters.animated=function(a){return n.grep(n.timers,function(b){return a===b.elem}).length};function mc(a){return n.isWindow(a)?a:9===a.nodeType?a.defaultView||a.parentWindow:!1}n.offset={setOffset:function(a,b,c){var d,e,f,g,h,i,j,k=n.css(a,"position"),l=n(a),m={};"static"===k&&(a.style.position="relative"),h=l.offset(),f=n.css(a,"top"),i=n.css(a,"left"),j=("absolute"===k||"fixed"===k)&&n.inArray("auto",[f,i])>-1,j?(d=l.position(),g=d.top,e=d.left):(g=parseFloat(f)||0,e=parseFloat(i)||0),n.isFunction(b)&&(b=b.call(a,c,n.extend({},h))),null!=b.top&&(m.top=b.top-h.top+g),null!=b.left&&(m.left=b.left-h.left+e),"using"in b?b.using.call(a,m):l.css(m)}},n.fn.extend({offset:function(a){if(arguments.length)return void 0===a?this:this.each(function(b){n.offset.setOffset(this,a,b)});var b,c,d={top:0,left:0},e=this[0],f=e&&e.ownerDocument;if(f)return b=f.documentElement,n.contains(b,e)?("undefined"!=typeof e.getBoundingClientRect&&(d=e.getBoundingClientRect()),c=mc(f),{top:d.top+(c.pageYOffset||b.scrollTop)-(b.clientTop||0),left:d.left+(c.pageXOffset||b.scrollLeft)-(b.clientLeft||0)}):d},position:function(){if(this[0]){var a,b,c={top:0,left:0},d=this[0];return"fixed"===n.css(d,"position")?b=d.getBoundingClientRect():(a=this.offsetParent(),b=this.offset(),n.nodeName(a[0],"html")||(c=a.offset()),c.top+=n.css(a[0],"borderTopWidth",!0),c.left+=n.css(a[0],"borderLeftWidth",!0)),{top:b.top-c.top-n.css(d,"marginTop",!0),left:b.left-c.left-n.css(d,"marginLeft",!0)}}},offsetParent:function(){return this.map(function(){var a=this.offsetParent;while(a&&!n.nodeName(a,"html")&&"static"===n.css(a,"position"))a=a.offsetParent;return a||Qa})}}),n.each({scrollLeft:"pageXOffset",scrollTop:"pageYOffset"},function(a,b){var c=/Y/.test(b);n.fn[a]=function(d){return Y(this,function(a,d,e){var f=mc(a);return void 0===e?f?b in f?f[b]:f.document.documentElement[d]:a[d]:void(f?f.scrollTo(c?n(f).scrollLeft():e,c?e:n(f).scrollTop()):a[d]=e)},a,d,arguments.length,null)}}),n.each(["top","left"],function(a,b){n.cssHooks[b]=Ua(l.pixelPosition,function(a,c){return c?(c=Sa(a,b),Oa.test(c)?n(a).position()[b]+"px":c):void 0})}),n.each({Height:"height",Width:"width"},function(a,b){n.each({
-padding:"inner"+a,content:b,"":"outer"+a},function(c,d){n.fn[d]=function(d,e){var f=arguments.length&&(c||"boolean"!=typeof d),g=c||(d===!0||e===!0?"margin":"border");return Y(this,function(b,c,d){var e;return n.isWindow(b)?b.document.documentElement["client"+a]:9===b.nodeType?(e=b.documentElement,Math.max(b.body["scroll"+a],e["scroll"+a],b.body["offset"+a],e["offset"+a],e["client"+a])):void 0===d?n.css(b,c,g):n.style(b,c,d,g)},b,f?d:void 0,f,null)}})}),n.fn.extend({bind:function(a,b,c){return this.on(a,null,b,c)},unbind:function(a,b){return this.off(a,null,b)},delegate:function(a,b,c,d){return this.on(b,a,c,d)},undelegate:function(a,b,c){return 1===arguments.length?this.off(a,"**"):this.off(b,a||"**",c)}}),n.fn.size=function(){return this.length},n.fn.andSelf=n.fn.addBack,"function"==typeof define&&define.amd&&define("jquery",[],function(){return n});var nc=a.jQuery,oc=a.$;return n.noConflict=function(b){return a.$===n&&(a.$=oc),b&&a.jQuery===n&&(a.jQuery=nc),n},b||(a.jQuery=a.$=n),n});
diff --git a/phpBB/includes/functions.php b/phpBB/includes/functions.php
index c2f173b345..3227a21e26 100644
--- a/phpBB/includes/functions.php
+++ b/phpBB/includes/functions.php
@@ -4559,7 +4559,7 @@ function page_header($page_title = '', $display_online_list = false, $item_id =
'T_STYLESHEET_LINK' => "{$web_path}styles/" . rawurlencode($user->style['style_path']) . '/theme/stylesheet.css?assets_version=' . $config['assets_version'],
'T_STYLESHEET_LANG_LINK'=> "{$web_path}styles/" . rawurlencode($user->style['style_path']) . '/theme/' . $user->lang_name . '/stylesheet.css?assets_version=' . $config['assets_version'],
'T_FONT_AWESOME_LINK' => !empty($config['allow_cdn']) && !empty($config['load_font_awesome_url']) ? $config['load_font_awesome_url'] : "{$web_path}assets/css/font-awesome.min.css?assets_version=" . $config['assets_version'],
- 'T_JQUERY_LINK' => !empty($config['allow_cdn']) && !empty($config['load_jquery_url']) ? $config['load_jquery_url'] : "{$web_path}assets/javascript/jquery.min.js?assets_version=" . $config['assets_version'],
+ 'T_JQUERY_LINK' => !empty($config['allow_cdn']) && !empty($config['load_jquery_url']) ? $config['load_jquery_url'] : "{$web_path}assets/javascript/jquery-3.4.1.min.js?assets_version=" . $config['assets_version'],
'S_ALLOW_CDN' => !empty($config['allow_cdn']),
'S_COOKIE_NOTICE' => !empty($config['cookie_notice']),
diff --git a/phpBB/includes/functions_acp.php b/phpBB/includes/functions_acp.php
index a2014a7d5b..4926351461 100644
--- a/phpBB/includes/functions_acp.php
+++ b/phpBB/includes/functions_acp.php
@@ -177,7 +177,7 @@ function adm_page_footer($copyright_html = true)
'TRANSLATION_INFO' => (!empty($user->lang['TRANSLATION_INFO'])) ? $user->lang['TRANSLATION_INFO'] : '',
'S_COPYRIGHT_HTML' => $copyright_html,
'CREDIT_LINE' => $user->lang('POWERED_BY', '
phpBB® Forum Software © phpBB Limited'),
- 'T_JQUERY_LINK' => !empty($config['allow_cdn']) && !empty($config['load_jquery_url']) ? $config['load_jquery_url'] : "{$phpbb_root_path}assets/javascript/jquery.min.js",
+ 'T_JQUERY_LINK' => !empty($config['allow_cdn']) && !empty($config['load_jquery_url']) ? $config['load_jquery_url'] : "{$phpbb_root_path}assets/javascript/jquery-3.4.1.min.js",
'S_ALLOW_CDN' => !empty($config['allow_cdn']),
'VERSION' => $config['version'])
);
diff --git a/phpBB/phpbb/db/migration/data/v330/jquery_update.php b/phpBB/phpbb/db/migration/data/v330/jquery_update.php
new file mode 100644
index 0000000000..f1ac6cdd41
--- /dev/null
+++ b/phpBB/phpbb/db/migration/data/v330/jquery_update.php
@@ -0,0 +1,37 @@
+
+ * @license GNU General Public License, version 2 (GPL-2.0)
+ *
+ * For full copyright and license information, please see
+ * the docs/CREDITS.txt file.
+ *
+ */
+
+namespace phpbb\db\migration\data\v330;
+
+class jquery_update extends \phpbb\db\migration\migration
+{
+ public function effectively_installed()
+ {
+ return $this->config['load_jquery_url'] === '//ajax.googleapis.com/ajax/libs/jquery/3.4.1/jquery.min.js';
+ }
+
+ static public function depends_on()
+ {
+ return array(
+ '\phpbb\db\migration\data\v330\dev',
+ );
+ }
+
+ public function update_data()
+ {
+ return array(
+ array('config.update', array('load_jquery_url', '//ajax.googleapis.com/ajax/libs/jquery/3.4.1/jquery.min.js')),
+ );
+ }
+
+}
diff --git a/phpBB/phpbb/install/controller/helper.php b/phpBB/phpbb/install/controller/helper.php
index ff7e691224..f61c7de41f 100644
--- a/phpBB/phpbb/install/controller/helper.php
+++ b/phpBB/phpbb/install/controller/helper.php
@@ -267,7 +267,7 @@ class helper
'L_SKIP' => $this->language->lang('SKIP'),
'PAGE_TITLE' => $this->language->lang($page_title),
'T_IMAGE_PATH' => $this->path_helper->get_web_root_path() . $path . 'images',
- 'T_JQUERY_LINK' => $this->path_helper->get_web_root_path() . $path . '../assets/javascript/jquery.min.js',
+ 'T_JQUERY_LINK' => $this->path_helper->get_web_root_path() . $path . '../assets/javascript/jquery-3.4.1.min.js',
'T_TEMPLATE_PATH' => $this->path_helper->get_web_root_path() . $path . 'style',
'T_ASSETS_PATH' => $this->path_helper->get_web_root_path() . $path . '../assets',
diff --git a/phpBB/styles/prosilver/template/overall_footer.html b/phpBB/styles/prosilver/template/overall_footer.html
index cd245decc4..d1b8863438 100644
--- a/phpBB/styles/prosilver/template/overall_footer.html
+++ b/phpBB/styles/prosilver/template/overall_footer.html
@@ -64,7 +64,7 @@