With the release of the June 2021 security updates, Microsoft has released fixes for 50 vulnerabilities in Microsoft products. Of these 50 vulnerabilities, 5 are classified as Critical and 45 as Important.

May 2021,

With the release of the May 2021 security updates, Microsoft has released fixes for 55 vulnerabilities in Microsoft products. Of these 55 vulnerabilities, 4 are classified as Critical 50 as Important and 1 as Moderate.

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 

April 2021,

With the release of the April 2021 security updates, Microsoft has released fixes for 108 vulnerabilities in Microsoft products. Of these 108 vulnerabilities, 19 are classified as Critical 88 as Important and 1 as Moderate.

March 2021,

With the release of the March 2021 security updates, Microsoft has released fixes for 89 vulnerabilities in Microsoft products. Of these 89 vulnerabilities, 14 are classified as Critical and 75 as Important.

March 2021,

Microsoft released security updates on Tuesday, March 2, 2021, for multiple Zero-Day vulnerabilities impacting on-premises versions of the Microsoft Exchange Server.