diff --git a/modules/page/conf/module.xml b/modules/page/conf/module.xml
index 2e491a9bf..9d160128f 100644
--- a/modules/page/conf/module.xml
+++ b/modules/page/conf/module.xml
@@ -10,7 +10,8 @@
 		<action name="dispPageIndex" type="view" standalone="false" index="true">
 			<route route="$document_srl:int" priority="100" />
 		</action>
-		
+		<action name="dispPageNotFound" type="view" standalone="false" error-handlers="404" />
+
 		<action name="dispPageAdminContent" type="view" admin_index="true" menu_name="page" menu_index="true" />
 		<action name="dispPageAdminDelete" type="view" menu_name="page" />
 		<action name="dispPageAdminInfo" type="view" permission="manager" check_var="module_srl" setup_index="true" menu_name="page" />
@@ -21,7 +22,7 @@
 		<action name="dispPageAdminContentModify" type="view" permission="modify" standalone="false" />
 		<action name="dispPageAdminMobileContent" type="view" permission="modify" standalone="false" />
 		<action name="dispPageAdminMobileContentModify" type="view" permission="modify" standalone="false" />
-		
+
 		<action name="procPageAdminInsert" type="controller" ruleset="insertPage" />
 		<action name="procPageAdminUpdate" type="controller" permission="manager" check_var="module_srl" ruleset="updatePage" />
 		<action name="procPageAdminDelete" type="controller" ruleset="deletePage" />
diff --git a/modules/page/page.view.php b/modules/page/page.view.php
index eec3c76a3..b66a31f57 100644
--- a/modules/page/page.view.php
+++ b/modules/page/page.view.php
@@ -74,24 +74,48 @@ class PageView extends Page
 		{
 			$page_type_name = 'widget';
 		}
+
+		// Check document_srl.
+		$request_vars = Context::getRequestVars();
+		if (!empty($request_vars->document_srl))
+		{
+			$oDocument = DocumentModel::getDocument($request_vars->document_srl);
+			if (!$oDocument->isExists())
+			{
+				return $this->dispPageNotFound(404, 'msg_not_founded');
+			}
+			elseif (!$oDocument->isAccessible())
+			{
+				return $this->dispPageNotFound(403, 'msg_not_permitted');
+			}
+			elseif (in_array($page_type_name, ['article']))
+			{
+				return $this->setRedirectUrl(getNotEncodedUrl(['mid' => $this->mid]));
+			}
+		}
+
+		// Get page content.
 		$method = '_get' . ucfirst($page_type_name) . 'Content';
 		$page_content = $this->{$method}();
 
 		Context::set('module_info', $this->module_info);
 		Context::set('page_content', $page_content);
 
-		// if the page type is the widget or outside, there might be usable GET entities.
-		$request_vars = Context::getRequestVars();
-		if (!empty($request_vars->document_srl) && in_array($page_type_name, ['article', 'widget']))
-		{
-			$returnUrl = getUrl(['mid' => Context::get('mid')]);
-			$this->setRedirectUrl($returnUrl);
-		}
-		else
-		{
-			$this->setTemplatePath($this->module_path . 'tpl');
-			$this->setTemplateFile($this instanceof pageMobile ? 'mobile' : 'content');
-		}
+		$this->setTemplatePath($this->module_path . 'tpl');
+		$this->setTemplateFile($this instanceof pageMobile ? 'mobile' : 'content');
+	}
+
+	/**
+	 * 404 error handler
+	 */
+	public function dispPageNotFound($code, $message)
+	{
+		$oMessageObject = $this instanceof PageMobile ? MessageMobile::getInstance() : MessageView::getInstance();
+		$oMessageObject->setMessage($message);
+		$oMessageObject->dispMessage();
+		$this->setTemplatePath($oMessageObject->getTemplatePath());
+		$this->setTemplateFile($oMessageObject->getTemplateFile());
+		$this->setHttpStatusCode($code);
 	}
 
 	function _getWidgetContent()