IBM WebSphere Application Server Liberty bypass security
IBM WebSphere Application Server Liberty 17.0.0.3 through 25.0.0.8 could allow a remote attacker to bypass security restrictions caused by a failure to honor JMS messaging configuration
IBM strongly recommends addressing the vulnerability now by applying a currently available interim fix or fix pack that contains the fix for APAR PH67546. To determine if a feature is enabled for IBM WebSphere Application Server Liberty, refer to How to determine if Liberty is using a specific feature.
For IBM WebSphere Application Server Liberty 17.0.0.3 - 25.0.0.8 using the wasJmsServer-1.0, wasJmsSecurity-1.0, wasJmsClient-2.0, messagingServer-3.0, messagingSecurity-3.0, or messagingClient-3.0 feature(s):
· Upgrade to minimal fix pack levels as required by the interim fix and then apply the Interim Fix that resolves PH67546
--OR--
· Apply Liberty Fix Pack 25.0.0.9 or later (targeted availability 3Q2025).
Additional interim fixes may be available and linked off the interim fix download page.