CVE-2025-33104: IBM WebSphere Application Server

High severity, CVSS 7.6. EPSS: 0.2% chance of exploitation in the next 30 days.

IBM WebSphere Application Server 8.5 and 9.0 is vulnerable to cross-site scripting. This vulnerability allows users to embed arbitrary JavaScript code in the Web UI thus altering the intended functionality potentially leading to credentials disclosure within a trusted session.

Affected products

• IBM WebSphere Application Server: from 8.5, before 8.5.5.28 (fixed in 8.5.5.28); from 9.0, before 9.0.5.24 (fixed in 9.0.5.24)

Published 2025-05-14. Last modified 2026-06-17.