diff --git a/modules/Vtiger/views/Detail.php b/modules/Vtiger/views/Detail.php
index 4955ececaac682e2a3c716f344824fcbcbf12a14..dec2638d6683df636af18ddf93e56c6526f07e77 100644
--- a/modules/Vtiger/views/Detail.php
+++ b/modules/Vtiger/views/Detail.php
@@ -516,7 +516,9 @@ class Vtiger_Detail_View extends Vtiger_Index_View {
 		}
 		if($targetControllerClass) {
 			$targetController = new $targetControllerClass();
-			return $targetController->process($request);
+			if($targetController->checkPermission($request)){
+				return $targetController->process($request);
+			}
 		}
 	}
 
diff --git a/modules/Vtiger/views/RelatedList.php b/modules/Vtiger/views/RelatedList.php
index e24dd5082cc42e77c3e3ce4d9754f0dbfbc1aec4..0e62c383f39743b645fbbb77f60c7eb436d0e3a2 100644
--- a/modules/Vtiger/views/RelatedList.php
+++ b/modules/Vtiger/views/RelatedList.php
@@ -9,6 +9,17 @@
  *************************************************************************************/
 
 class Vtiger_RelatedList_View extends Vtiger_Index_View {
+	
+	function checkPermission(Vtiger_Request $request) {
+		$relatedModuleName = $request->get('relatedModule');
+
+		$relatedModulePermission = Users_Privileges_Model::isPermitted($relatedModuleName, 'DetailView');
+		if(!$relatedModulePermission) {
+			throw new AppException(vtranslate('LBL_PERMISSION_DENIED'));
+		}
+		return true;
+	}
+	
 	function process(Vtiger_Request $request) {
 		$moduleName = $request->getModule();
 		$relatedModuleName = $request->get('relatedModule');