189 CVEs
2 in CISA KEV
Microsoft office online server Vulnerabilities
CVE security advisories and vulnerability history for office online server by Microsoft.
189
Total CVEs
Published
2
In CISA KEV
Exploited in the wild
6
Public exploits
With known exploit
7.6
Avg CVSS
2016–2026
Last updated
Overview
Microsoft office online server has 189 published CVE records since 2016, of which 2 are in CISA's Known Exploited Vulnerabilities catalog and 6 have a known public exploit. The average CVSS base score across scored CVEs is 7.6.