CVE-2026-18153: IBM Financial Transaction Manager

High severity, CVSS 7.1. EPSS: 0.2% chance of exploitation in the next 30 days.

IBM Financial Transaction Manager (FTM) for RedHat OpenShift could allow a remote authenticated attacker to obtain sensitive information and forge authentication tags due to the use of hard-coded cryptographic keys and initialization vectors.

Affected products

• IBM Financial Transaction Manager: from 4.0.7.0, before 4.0.11.0 (fixed in 4.0.11.0); version 4.0.6.0 only

Published 2026-09-22. Last modified 2026-10-08.