Microsoft's summary of the June 2019 releases can be found here:June 12,2019

In this month, June of 2019, Microsoft has published more than eighty vulnerabilities in which more than ten vulnerabilities are rated as critical and more than sixty vulnerabilities are rated as important and one vulnerability are rated as moderate.

May 15,2019

In this month, May of 2019, Microsoft has published more than seventy vulnerabilities in which more than twenty vulnerabilities are rated as critical and more than fifty vulnerabilities are rated as important and one vulnerability are rated as moderate.

April 10,2019

In this month, April of 2019, Microsoft has published more than seventy vulnerabilities in which more than fifteen vulnerabilities are rated as critical and more than fifty vulnerabilities are rated as important.

March 14,2019

In this month, March of 2019, Microsoft has published more than sixty vulnerabilities in which more than fifteen vulnerabilities are rated as critical and more than forty vulnerabilities are rated as important and one vulnerability are rated as moderate and one vulnerability are rated as low.

February 14,2019

In this month, February of 2019, Microsoft has published more than seventy vulnerabilities in which more than twenty vulnerabilities are rated as critical and more than fifty vulnerabilities are rated as important and one vulnerability are rated as moderate.