16 CVEs
2 in CISA KEV
Microsoft Exchange Server 2016 Cumulative Update 21 Vulnerabilities
CVE security advisories and vulnerability history for Microsoft Exchange Server 2016 Cumulative Update 21 by Microsoft.
16
Total CVEs
Published
2
In CISA KEV
Exploited in the wild
4
Public exploits
With known exploit
8.0
Avg CVSS
2021–2022
Last updated
Overview
Microsoft Exchange Server 2016 Cumulative Update 21 has 16 published CVE records since 2021, of which 2 are in CISA's Known Exploited Vulnerabilities catalog and 4 have a known public exploit. The average CVSS base score across scored CVEs is 8.0.