DOCSP-29495 Add Security Bug Form (#3156)

* DOCSP-29495 Add Security Bug Form

* *

Author: ianf-mongodb

source/security.txt

@@ -67,6 +67,14 @@ Security Checklist
 MongoDB also provides the :doc:`/administration/security-checklist` for
 a list of recommended actions to protect a MongoDB deployment.
 
+Report Suspected Security Bugs
+------------------------------
+
+If you suspect you have `identified a security bug 
+<https://www.mongodb.com/company/contact/mongodb-vulnerability-disclosure-policy>`_ 
+on any MongoDB products, please submit the issue using our 
+`Security Bug Submission Form <https://www.mongodb.com/bug-submission-form>`_.
+
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