Improve name validation checks on local File references

1 files changed, 1 insertions, 1 deletions

diff --git a/actions/getfile.php b/actions/getfile.php
index cd327e410..9cbe8e1d9 100644
--- a/actions/getfile.php
+++ b/actions/getfile.php
@@ -71,7 +71,7 @@ class GetfileAction extends Action
         $filename = $this->trimmed('filename');
         $path = null;
 
-        if ($filename) {
+        if ($filename && File::validFilename($filename)) {
             $path = File::path($filename);
         }