CVE-2022-30172: Microsoft Office Online Server

Medium severity, CVSS 5.5. EPSS: 2.7% chance of exploitation in the next 30 days.

Microsoft Office Information Disclosure Vulnerability

Affected products

• Microsoft Office Online Server: affected versions not specified
• Microsoft Office Web Apps Server: version 2013 only
• Microsoft SharePoint Server: affected versions not specified; version 2013 only; version 2016 only; version 2019 only

Published 2022-06-15. Last modified 2026-06-17.