cbcvebase.
CVE-2026-18490
published 2026-09-23

CVE-2026-18490: IBM Financial Transaction Manager (FTM) for RedHat OpenShift is vulnerable to unauthenticated remote code execution via Java native deserialization on the…

PriorityP258high8.8CVSS 3.1
AVAACLPRNUINSUCHIHAH
EPSS
0.25%
15.9th percentile
IBM Financial Transaction Manager (FTM) for RedHat OpenShift is vulnerable to unauthenticated remote code execution via Java native deserialization on the PayDir Business Rules Manager RMI SSL endpoint (BrmRMISSLServerSocketFactory.java:95, EP8). An adjacent-network attacker can deliver a crafted serialized payload to achieve arbitrary code execution, exposing all PayDir credentials and enabling manipulation of payment business rules.

Affected

9 ranges
VendorProductVersion rangeFixed in
ibmfinancial_transaction_manager——
ibmfinancial_transaction_manager——
ibmfinancial_transaction_manager——
ibmfinancial_transaction_manager——
ibmfinancial_transaction_manager——
ibmfinancial_transaction_manager——
ibmfinancial_transaction_manager——
ibmfinancial_transaction_manager>= 4.0.7.0 < 4.0.11.04.0.11.0
ibmfinancial_transaction_manager_for_redhat_openshift4.0.6.0 – 4.0.10.0—
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