CVE-2026-18490

IBM Financial Transaction Manager (FTM) is Impacted by Multiple Vulnerabilities

Published Sep 23, 2026 CVSS 3.1 · 8.8 High EPSS < 1% KEV · Not listed
Description
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.

Remediation

Vendor Solution

IBM strongly recommends addressing the vulnerabilities now by updating FTM deployments to the following Affected Product(s)Resolved by VRMFRemediation / First FixFinancial Transaction Manager (FTM) for RedHat OpenShift4.0.11.0 FTM 4.0.11.0 https://www.ibm.com/support/pages/node/7285661

Tracking

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Advisories

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History
Type Values Removed Values Added
First Time appeared Ibm financial Transaction Manager
Redhat
Redhat openshift
CPEs cpe:2.3:a:ibm:financial_transaction_manager:*:*:*:*:*:-:*:*
cpe:2.3:a:ibm:financial_transaction_manager:4.0.6.0:-:*:*:*:-:*:*
cpe:2.3:a:ibm:financial_transaction_manager:4.0.6.0:interim_fix_1:*:*:*:-:*:*
cpe:2.3:a:ibm:financial_transaction_manager:4.0.6.0:interim_fix_2:*:*:*:-:*:*
cpe:2.3:a:ibm:financial_transaction_manager:4.0.6.0:interim_fix_3:*:*:*:-:*:*
cpe:2.3:a:ibm:financial_transaction_manager:4.0.6.0:interim_fix_4:*:*:*:-:*:*
cpe:2.3:a:ibm:financial_transaction_manager:4.0.6.0:interim_fix_5:*:*:*:-:*:*
cpe:2.3:a:ibm:financial_transaction_manager:4.0.6.0:interim_fix_6:*:*:*:-:*:*
cpe:2.3:a:redhat:openshift:-:*:*:*:*:*:*:*
Vendors & Products Ibm financial Transaction Manager
Redhat
Redhat openshift
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Type Values Removed Values Added
First Time appeared Ibm financial Transaction Manager (ftm) for Redhat Openshift
Vendors & Products Ibm financial Transaction Manager (ftm) for Redhat Openshift
Type Values Removed Values Added
Description 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.
Title IBM Financial Transaction Manager (FTM) is Impacted by Multiple Vulnerabilities
First Time appeared Ibm
Ibm financial Transaction Manager Ftmfor Redhat Openshift
Weaknesses CWE-502
CPEs cpe:2.3:a:ibm:financial_transaction_manager_ftmfor_redhat_openshift:4.0.6.0:*:*:*:*:*:*:*
Vendors & Products Ibm
Ibm financial Transaction Manager Ftmfor Redhat Openshift
References
Metrics cvssV3_1

{'score': 8.8, 'vector': 'CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H'}