diff --git a/core/modules/views/src/Plugin/views/PluginBase.php b/core/modules/views/src/Plugin/views/PluginBase.php
index 3f0729f..70e7666 100644
--- a/core/modules/views/src/Plugin/views/PluginBase.php
+++ b/core/modules/views/src/Plugin/views/PluginBase.php
@@ -405,7 +405,7 @@ function ($children, $elements) {
       return (string) $this->getRenderer()->renderPlain($build);
     }
     else {
-      return $text;
+      return Xss::filterAdmin($text);
     }
   }