diff --git a/vulnerabilities/other/viewlinc-crlf-injection.yaml b/vulnerabilities/other/viewlinc-crlf-injection.yaml
index 66a3de5d61..d98f8d5d40 100644
--- a/vulnerabilities/other/viewlinc-crlf-injection.yaml
+++ b/vulnerabilities/other/viewlinc-crlf-injection.yaml
@@ -4,6 +4,7 @@ info:
   name: viewLinc viewLinc/5.1.2.367 (and sometimes 5.1.1.50) is vulnerable to CRLF Injection.
   author: geeknik
   severity: low
+  reference: https://www.vaisala.com/en/products/systems/indoor-monitoring-systems/viewlinc-continuous-monitoring-system
 
 requests:
   - method: GET