IBM WebSphere Application Server 9.0, and 8.5 is affected by a cross-site scripting vulnerability in the administrative console's integrated help system.
IBM strongly recommends addressing the vulnerability now by applying a currently available interim fix or fix pack that contains the fix for APAR PH71756.
Attention: After installing the interim fix or fixpack, please follow the additional instructions provided in the interim fix link referenced below to complete the remediation.
For IBM WebSphere Application Server traditional:
For V9.0.0.0 through 9.0.5.28:
· Upgrade to minimal fix pack levels as required by the interim fix and then apply the Interim Fix that resolves PH71756 https://www.ibm.com/support/pages/node/7278563
--OR--
· Apply Fix Pack 9.0.5.29 or later (targeted availability 3Q2026)
For V8.5.0.0 through 8.5.5.30:
· Upgrade to minimal fix pack levels as required by the interim fix and then apply the Interim Fix that resolves PH71756 https://www.ibm.com/support/pages/node/7278563 and carefully follow the instructions for steps required after fix installation.
--OR--
· Apply Fix Pack 8.5.5.31 or later (targeted availability 3Q2026) and carefully follow the instructions in PH71756 for steps required after fixpack installation. .
Additional interim fixes may be available and linked off the interim fix download page.