CVE-2020-4578: IBM WebSphere Application Server

Medium severity, CVSS 5.4. EPSS: 0.7% chance of exploitation in the next 30 days.

IBM WebSphere Application Server 7.0, 8.0, 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. IBM X-Force ID: 184433.

Affected products

• IBM WebSphere Application Server: from 7.0.0.0, up to and including 7.0.0.45; from 8.0.0.0, up to and including 8.0.0.15; from 8.5.0.0, up to and including 8.5.5.17; from 9.0.0.0, up to and including 9.0.5.5

Published 2020-09-10. Last modified 2026-06-17.