CVE-2023-21714: Microsoft 365 Apps

Medium severity, CVSS 5.5. EPSS: 0.6% chance of exploitation in the next 30 days.

Microsoft Office Information Disclosure Vulnerability

Affected products

• Microsoft 365 Apps: affected versions not specified
• Microsoft Office Long Term Servicing Channel: version 2021 only

Published 2023-02-14. Last modified 2026-08-19.