CVE-2016-3379: Microsoft Exchange Server

Medium severity, CVSS 6.1. EPSS: 8.2% chance of exploitation in the next 30 days.

Cross-site scripting (XSS) vulnerability in Microsoft Exchange Server 2016 Cumulative Update 1 and 2 allows remote attackers to inject arbitrary web script or HTML via a meeting-invitation request, aka "Microsoft Exchange Elevation of Privilege Vulnerability."

Affected products

• Microsoft Exchange Server: version 2016 only

Published 2016-09-14. Last modified 2026-06-17.