CVE-2026-11541

IBM CICS Transaction Gateway for Multiplatforms 9.1, 9.2, 9.3, and 10.1 IBM WebSphere Application Server 9.0, and 8.5 and IBM WebSphere Application Server - Liberty 17.0.0.3 through 26.0.0.6 are affected by an HTTP request smuggling vulnerability.

Score

CVSS 3.1 9.8 Critical

Status

Modified - psirt@us.ibm.com

Published

2026-06-30

Last modified

2026-10-25

Weaknesses

CWE-444

Affected products

• Cics Transaction Gateway For Multiplatforms (Ibm)
• Websphere Application Server (Ibm)

References

• https://www.ibm.com/support/pages/node/7281750