CVE-2009-1172: IBM WebSphere Application Server

High severity, CVSS 10.0. EPSS: 1.8% chance of exploitation in the next 30 days.

The JAX-RPC WS-Security runtime in the Web Services Security component in IBM WebSphere Application Server (WAS) 6.1 before 6.1.0.23 and 7.0 before 7.0.0.3, when APAR PK41002 is installed, does not properly validate UsernameToken objects, which has unknown impact and attack vectors.

Affected products

• IBM WebSphere Application Server: version 6.1 only; version 6.1.0 only; version 6.1.0.0 only; version 6.1.0.1 only; version 6.1.0.2 only; version 6.1.0.3 only; …

Published 2009-03-31. Last modified 2026-06-16.