CVE-2015-2543: Microsoft Exchange Server

Medium severity, CVSS 4.3. EPSS: 9.5% chance of exploitation in the next 30 days.

Cross-site scripting (XSS) vulnerability in Outlook Web Access (OWA) in Microsoft Exchange Server 2013 Cumulative Update 8 and 9 allows remote attackers to inject arbitrary web script or HTML via a crafted e-mail message, aka "Exchange Spoofing Vulnerability."

Affected products

• Microsoft Exchange Server: version 2013 only

Published 2015-09-09. Last modified 2026-06-17.