CVE-2026-18872

IBM Financial Transaction Manager (FTM) for RedHat OpenShift is vulnerable to stored cross-site scripting (CWE-79) in the FTM UI NetworkAcknowledgement React component (NetworkAcknowledgement.jsx:42). A malicious actor can inject script into stored network acknowledgement data that executes in authenticated operator browsers, enabling session hijacking and unauthorized operator-level payment actions.

Score

CVSS 3.1 9.3 Critical

Status

Analyzed - psirt@us.ibm.com

Published

2026-09-23

Last modified

2026-10-07

Weaknesses

CWE-79

Affected products

• Financial Transaction Manager (Ibm)
• Financial Transaction Manager Ftmfor Redhat Openshift (Ibm)

References

• https://www.ibm.com/support/pages/node/7288641