CVE-2026-3621

IBM WebSphere Application Server - Liberty 17.0.0.3 through 26.0.0.4 IBM WebSphere Application Server Liberty is vulnerable to identity spoofing under limited conditions when an application is deployed without authentication and authorization configured.

Score

CVSS 3.1 7.5 High

Status

Analyzed - psirt@us.ibm.com

Published

2026-04-23

Last modified

2026-10-26

Weaknesses

CWE-269

Affected products

• Websphere Application Server (Ibm)
• Websphere Application Server Liberty (Ibm)

References

• https://www.ibm.com/support/pages/node/7270437