diff --git a/htdocs/opensurvey/exportcsv.php b/htdocs/opensurvey/exportcsv.php
index 6f9a699273b..fe814a44037 100644
--- a/htdocs/opensurvey/exportcsv.php
+++ b/htdocs/opensurvey/exportcsv.php
@@ -39,6 +39,9 @@ $object = new Opensurveysondage($db);
 $result = $object->fetch(0, $numsondage);
 if ($result <= 0) dol_print_error('', 'Failed to get survey id '.$numsondage);
 
+// Security check
+if (!$user->rights->opensurvey->read) accessforbidden();
+
 
 /*
  * Actions