diff --git a/backup/cc/entity11.resource.class.php b/backup/cc/entity11.resource.class.php
index bc5bb5aab07..7bb6da78d02 100644
--- a/backup/cc/entity11.resource.class.php
+++ b/backup/cc/entity11.resource.class.php
@@ -99,7 +99,7 @@ class cc11_resource extends entities11 {
                                 $link = 'http://invalidurldetected/';
                             }
                         } else {
-                            $link = $rawlink;
+                            $link = htmlspecialchars(trim($rawlink), ENT_COMPAT, 'UTF-8', false);
                         }
                     }
                 }