diff --git a/vulnerabilities/wordpress/sym404.yaml b/vulnerabilities/wordpress/sym404.yaml
index 3caf1c5a27d..7f5c93cba2d 100644
--- a/vulnerabilities/wordpress/sym404.yaml
+++ b/vulnerabilities/wordpress/sym404.yaml
@@ -5,6 +5,8 @@ info:
   author: pussycat0x
   severity: High
   description: Searches for sensitive directories present in the sym404.
+  reference:
+    - https://twitter.com/momika233/status/1540325055280070656
   metadata:
     verified: true
     google-dork: inurl:"/wp-includes/sym404/"