diff --git a/http/vulnerabilities/other/hikvision-isecure-center-rce.yaml b/http/vulnerabilities/other/hikvision-isecure-center-rce.yaml
index 01b59e96bc..1984f2b918 100644
--- a/http/vulnerabilities/other/hikvision-isecure-center-rce.yaml
+++ b/http/vulnerabilities/other/hikvision-isecure-center-rce.yaml
@@ -3,11 +3,12 @@ id: hikvision-isecure-center-rce
 info:
   name: HIKVISION iSecure Center - Remote Code Execution
   author: SleepingBag945
-  severity: high
+  severity: critical
   description: |
     Hikvision's comprehensive security management platform has a Fastjson remote command execution vulnerability, which can execute system commands and obtain system permissions and sensitive data information of the target server.
   reference:
     - https://zhuanlan.zhihu.com/p/647590787
+    - https://github.com/PeiQi0/PeiQi-WIKI-Book/blob/main/docs/wiki/iot/HIKVISION/HIKVISION%20%E7%BB%BC%E5%90%88%E5%AE%89%E9%98%B2%E7%AE%A1%E7%90%86%E5%B9%B3%E5%8F%B0%20applyCT%20Fastjson%E8%BF%9C%E7%A8%8B%E5%91%BD%E4%BB%A4%E6%89%A7%E8%A1%8C%E6%BC%8F%E6%B4%9E.md
   metadata:
     max-request: 1
     verified: true