CVE-2020-17119: Microsoft 365 Apps

Medium severity, CVSS 6.5. EPSS: 4% chance of exploitation in the next 30 days.

Microsoft Outlook Information Disclosure Vulnerability

Affected products

• Microsoft 365 Apps: affected versions not specified
• Microsoft Office: version 2019 only
• Microsoft Outlook: version 2010 only; version 2013 only; version 2016 only

Published 2020-12-10. Last modified 2026-06-17.