diff --git a/core/modules/system/system.routing.yml b/core/modules/system/system.routing.yml
index 9cfe2ca54c..7034453036 100644
--- a/core/modules/system/system.routing.yml
+++ b/core/modules/system/system.routing.yml
@@ -414,6 +414,8 @@ system.theme_settings_theme:
 
 '<current>':
   path: '<current>'
+  requirements:
+    _access: 'TRUE'
 
 system.modules_uninstall:
   path: '/admin/modules/uninstall'