These counts are done by Number of versions for security, we've found on-line not 100% correct as we can't find some old ones for ClientExec minus 2012 ones.
|26-01-2016||WHMCS||N/A||N/A||WHMCS Security Advisory TSR-2016-0001|
Date: Date the patches was released.
Name: Billing system name.
Severe: How severe is the vulnerabilities?
Public: Was it released in the public before being patched?
Link: Link to the announcement.