CVE-2026-18490— IBM Financial Transaction Manager (FTM) is Impacted by Multiple Vulnerabilities
Quick assessment
Affected
IBM Financial Transaction Manager (FTM) for RedHat OpenShift
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.
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-n
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I. Basic Information for CVE-2026-18490
Vulnerability Information
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Vulnerability Title
IBM Financial Transaction Manager (FTM) is Impacted by Multiple Vulnerabilities
Source: CVE Program / CVE List V5
Vulnerability 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.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
可信数据的反序列化
Source: CVE Program / CVE List V5
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| IBM | Financial Transaction Manager (FTM) for RedHat OpenShift | 4.0.6.0 ~ 4.0.10.0 |
cpe:2.3:a:ibm:financial_transaction_manager_ftmfor_redhat_openshift:4.0.6.0:*:*:*:*:*:*:*
|
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II. Public POCs for CVE-2026-18490
| # | POC Description | Source Link | Shenlong Link |
|---|
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Vendor Advisories for CVE-2026-18490 (1)
Same Patch Batch · IBM · 2026-09-23 · 16 CVEs total
| CVE-2026-18872 | 9.3 CRITICAL | IBM Financial Transaction Manager (FTM) is Impacted by Multiple Vulnerabilities |
| CVE-2026-19179 | 8.2 HIGH | IBM Financial Transaction Manager (FTM) is Impacted by Multiple Vulnerabilities |
| CVE-2026-18181 | 8.1 HIGH | IBM Financial Transaction Manager (FTM) is Impacted by Multiple Vulnerabilities |
| CVE-2026-18184 | 7.4 HIGH | IBM Financial Transaction Manager (FTM) is Impacted by Multiple Vulnerabilities |
| CVE-2026-18875 | 7.3 HIGH | IBM Financial Transaction Manager (FTM) is Impacted by Multiple Vulnerabilities |
| CVE-2026-18185 | 7.3 HIGH | IBM Financial Transaction Manager (FTM) is Impacted by Multiple Vulnerabilities |
| CVE-2026-18177 | 7.1 HIGH | IBM Financial Transaction Manager (FTM) is Impacted by Multiple Vulnerabilities |
| CVE-2026-18180 | 6.5 MEDIUM | IBM Financial Transaction Manager (FTM) is Impacted by Multiple Vulnerabilities |
| CVE-2026-18179 | 6.5 MEDIUM | IBM Financial Transaction Manager (FTM) is Impacted by Multiple Vulnerabilities |
| CVE-2026-19267 | 6.2 MEDIUM | IBM Financial Transaction Manager (FTM) is Impacted by Multiple Vulnerabilities |
| CVE-2026-18505 | 5.4 MEDIUM | IBM Financial Transaction Manager (FTM) is Impacted by Multiple Vulnerabilities |
| CVE-2026-3626 | 5.3 MEDIUM | Multiple Vulnerabilities in IBM Concert Software |
| CVE-2026-19087 | 4.4 MEDIUM | IBM Financial Transaction Manager (FTM) is Impacted by Multiple Vulnerabilities |
| CVE-2026-6327 | 4.3 MEDIUM | Multiple Vulnerabilities in IBM Concert Software |
| CVE-2026-4921 | 2.7 LOW | IBM Guardium Data Protection is affected by multiple vulnerabilities. |
IV. Related Vulnerabilities
Same product: Financial Transaction Manager (FTM) for RedHat OpenShift
-
CVE-2026-19267
IBM Financial Transaction Manager (FTM) is Impacted by Multi -
CVE-2026-19179
IBM Financial Transaction Manager (FTM) is Impacted by Multi -
CVE-2026-19087
IBM Financial Transaction Manager (FTM) is Impacted by Multi -
CVE-2026-18875
IBM Financial Transaction Manager (FTM) is Impacted by Multi -
CVE-2026-18872
IBM Financial Transaction Manager (FTM) is Impacted by Multi
Same vendor: IBM
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CVE-2026-6327
Multiple Vulnerabilities in IBM Concert Software -
CVE-2026-4921
IBM Guardium Data Protection is affected by multiple vulnera -
CVE-2026-3626
Multiple Vulnerabilities in IBM Concert Software -
CVE-2026-19267
IBM Financial Transaction Manager (FTM) is Impacted by Multi -
CVE-2026-19179
IBM Financial Transaction Manager (FTM) is Impacted by Multi
Same weakness: CWE-502
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IBM Financial Transaction Manager (FTM) is Impacted by Multi -
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V. Comments for CVE-2026-18490
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