Create docs for operational vulnerabilities tab

doc/user/application_security/vulnerability_report/index.md

@@ -7,7 +7,7 @@ info: To determine the technical writer assigned to the Stage/Group associated w
 
 # Vulnerability Report **(ULTIMATE)**
 
-The Vulnerability Report provides information about vulnerabilities from scans of the default branch. It is available for groups, projects, and the Security Center.
+The Vulnerability Report provides information about vulnerabilities from scans of the default branch. It is available for projects, groups, and the Security Center.
 
 At all levels, the Vulnerability Report contains:
 
@@ -214,3 +214,12 @@ You can dismiss a vulnerability for the entire project:
 1. Optional. Add a reason for the dismissal and select **Save comment**.
 
 To undo this action, select a different status from the same menu.
+
+## Operational vulnerabilities
+
+> [Introduced](https://gitlab.com/groups/gitlab-org/-/epics/6345) in GitLab 14.6.
+
+The **Operational vulnerabilities** tab lists vulnerabilities found by the `cluster_image_scanner`.
+This tab appears on the project, group, and Security Center vulnerability reports.
+
+![Operational Vulnerability Tab](img/operational_vulnerability_tab_v14_6.png)