CVE-2026-16186: IBM WebSphere Application Server

Medium severity, CVSS 5.4. EPSS: 0.2% chance of exploitation in the next 30 days.

IBM WebSphere Application Server 9.0, and 8.5 is affected by a reflected cross-site scripting vulnerability.

Affected products

• IBM WebSphere Application Server: version 9.0 only; version 8.5 only

Published 2026-09-14. Last modified 2026-09-16.