CVE-2026-18490: financial transaction manager 4.0.6.0; +1 more affected products

Affected technology

financial transaction manager · from 4.0.7.0 (inclusive), before 4.0.11.0 (exclusive)
ibm

financial transaction manager · 4.0.6.0
ibm

financial transaction manager · 4.0.6.0 · update interim_fix_1
ibm

financial transaction manager · 4.0.6.0 · update interim_fix_2
ibm

financial transaction manager · 4.0.6.0 · update interim_fix_3
ibm

financial transaction manager · 4.0.6.0 · update interim_fix_4
ibm

financial transaction manager · 4.0.6.0 · update interim_fix_5
ibm

financial transaction manager · 4.0.6.0 · update interim_fix_6
ibm

Financial Transaction Manager (FTM) for RedHat OpenShift · 4.0.6.0 through 4.0.10.0
IBM

Component: Not specified by the source

Attack conditions (Vendor/CNA, CVSS 3.1): Adjacent network · No privileges required · No user interaction required

What an attacker can do

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. Vendor/CNA’s CVSS 3.1 assessment (base score 8.8/10) rates confidentiality, integrity and availability impact as high.