Update CVE-2021-38751.yaml

cves/2021/CVE-2021-38751.yaml

@@ -19,9 +19,15 @@ requests:
     path:
       - "{{BaseURL}}/"
     headers:
-      Host: "{{interactsh-url}}"
+      Host: "{{randstr}}.com"
     matchers:
       - type: word
         words:
-          - "{{interactsh-url}}"
+          - '<a class="navbar-brand" href="http://{{randstr}}/">'
+          - '<a class="navbar-brand" href="https://{{randstr}}/">'
         part: body
+        condition: or
+
+      - type: status
+        status:
+          - 200