The Common Vulnerability Scoring System (CVSS) is an "industry open standard designed to convey vulnerability severity and help to determine urgency and priority of response".
Other vendors are currently providing CSV files with this information which is much easier for us to manage.
Z/OS
The information is made available as a PTF with an attached CSV file.
This PTF page has an attached CSV file which contains the Common Vulnerability Scoring System (CVSS) and Common Vulnerabilities and Exposures (CVE) information for Broadcom Mainframe z/OS products. This CSV file is refreshed daily.
Download it regularly to see what is there as it is updated daily.