diff --git a/vulnerabilities/other/ns-asg-file-read.yaml b/vulnerabilities/other/ns-asg-file-read.yaml
index 66e112d2de..2f34341723 100644
--- a/vulnerabilities/other/ns-asg-file-read.yaml
+++ b/vulnerabilities/other/ns-asg-file-read.yaml
@@ -4,6 +4,7 @@ info:
   name: NS ASG Arbitrary File Read
   author: pikpikcu
   severity: high
+  reference: https://zhuanlan.zhihu.com/p/368054963
   tags: nsasg,lfi
 
 requests: