331 CVEs
9 in CISA KEV
Microsoft Office LTSC 2021 Vulnerabilities
CVE security advisories and vulnerability history for Microsoft Office LTSC 2021 by Microsoft.
331
Total CVEs
Published
9
In CISA KEV
Exploited in the wild
20
Public exploits
With known exploit
7.6
Avg CVSS
2021–2026
Last updated
Overview
Microsoft Office LTSC 2021 has 331 published CVE records since 2021, of which 9 are in CISA's Known Exploited Vulnerabilities catalog and 20 have a known public exploit. The average CVSS base score across scored CVEs is 7.6.