CVE-2022-21979: Microsoft Exchange Server

Medium severity, CVSS 4.8. EPSS: 2.2% chance of exploitation in the next 30 days.

Microsoft Exchange Server Information Disclosure Vulnerability

Affected products

• Microsoft Exchange Server: version 2013 only; version 2016 only; version 2019 only

Published 2022-08-09. Last modified 2026-06-17.