CVE-2026-18123

Description

IBM Financial Transaction Manager (FTM) for RedHat OpenShift could allow a remote attacker to cause a denial of service due to the improper use of reflection with externally controlled input.

Overview

State: PUBLISHED
Assigner (CNA): ibm
CVSS severity: HIGH
CVSS score: 7.6 / 10
CVSS vector: CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:H
Effective score: 7.6 / 10 HIGH source: CNA overview
CWE(s): CWE-470
Reserved: 2026-07-28
Published: 2026-09-22 21:46 UTC
Last updated: 2026-09-22 21:46 UTC
Source: https://raw.githubusercontent.com/CVEProject/cvelistV5/main/cves/2026/18xxx/CVE-2026-18123.json
Linked Threat: CVE-2026-18123 — IBM Financial Transaction Manager (FTM) is Impacted by Multiple Vulnerabilities

NVD triage scoring NVD CVE 2.0

Layer NVD adds on top of the CNA's CVE record — published / last-modified timestamps, exploitability / impact subscores, and the FIRST.org EPSS probability that this CVE will be exploited in the wild in the next 30 days.

NVD published: 2026-09-22 22:17:09 UTC
NVD last modified: 2026-09-22 22:17:09 UTC
NVD CVSS v3.1: 7.6 / 10 HIGH source: psirt@us.ibm.com
NVD CVSS vector: CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:H
Exploitability subscore: 2.8 / 10
Impact subscore: 4.7 / 10

European Union Vulnerability Database ENISA EUVD

ENISA's official EU repository for curated vulnerability intelligence. Carries a separate identifier (EUVD-YYYY-NNNN) and frequently exposes an earlier-published description + CVSS than NVD does.

EUVD ID: EUVD-2026-84955
Assigner: ibm
Published: Sep 22, 2026, 9:46:43 PM
Updated: Sep 22, 2026, 9:46:43 PM
EUVD base score (CVSS 3.1): 7.6 / 10
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:H
EUVD-reported EPSS: 0.0000
Vendors: IBM
Products: Financial Transaction Manager (FTM) for RedHat OpenShift (4.0.6.0 ≤4.0.6.0.0.6.0 Refresh (Operator 4.4.6+20260807.081800)4.0.7.04.0.8.04.0.9.04.0.10.0 Interim Fix 064)
Aliases: GHSA-xq6x-wp93-jjh6

ENISA description: IBM Financial Transaction Manager (FTM) for RedHat OpenShift could allow a remote attacker to cause a denial of service due to the improper use of reflection with externally controlled input.

EUVD references (1)

https://www.ibm.com/support/pages/node/7288641

Affected products (1)

Vendor	Product	Versions	Platforms
IBM	Financial Transaction Manager (FTM) for RedHat OpenShift	`4.0.6.0` (affected)	—

Vendor references (1)

References embedded in the original CVE record by the assigning CNA.

https://www.ibm.com/support/pages/node/7288641 vendor-advisorypatch

Web references (0)

DuckDuckGo results ranked by threat-intel / vendor advisory domains. Generated by the 🔎 Find references (web) button above — same flow as the Remediations search.

No web references attached yet.

NVD-tagged references (1)

Reference list NVD curates from the CNA record, vendor advisories, and third-party reports. The tag chips below are NVD's analyst-assigned categories.

https://www.ibm.com/support/pages/node/7288641 psirt@us.ibm.com

Remediations (10)

Remediations are stored against the linked Threat row; the list below is deduplicated across both pages.

CVE-2026-18123 - IBM Financial Transaction Manager (FTM) is Impacted by ...

web:cvefeed.io

The following list is the news that have been mention CVE-2026-18123 vulnerability anywhere in the article. Results are limited to the first 20 news articles due to potential performance issues. The following table lists the changes that have been made to the CVE-2026-18123 vulnerability over time.

2026-09-23 15:19 UTC
CVE-2026-18123 - Exploits & Severity - Feedly

web:feedly.com

News CVE-2026-18123 : CWE-470 Use of Externally-Controlled Input to Select Classes or Code ('Unsafe Reflection') in IBM Financial Transaction Manager (FTM) for RedHat OpenShift

2026-09-23 15:19 UTC
Microsoft January 2026 Security Updates (FYI) - Microsoft Q&A

web:learn.microsoft.com

January 2026 Security Updates This release consists of the following 112 Microsoft CVEs : Tag CVE Base Score CVSS Vector Exploitability FAQs? Workarounds? Mitigations ? Windows Deployment Services CVE - 2026 -0386 SQL Server CVE - 2026 -20803 Windows Hello…

2026-09-23 15:19 UTC
Microsoft Patch Tracker (September 2026): Exploit-Ranked | Senserva

web:senserva.com

Every Microsoft security patch (KB) and the CVEs it fixes, with severity, CVSS, and CISA KEV status. Cross-linked to the CVE reference.

2026-09-23 15:19 UTC
CVE-2026-18123: IBM Financial Transaction Mana... | SOCRadar

web:socradar.io

CVE-2026-18123 guidance for IBM Financial Transaction Manager (FTM) for RedHat OpenShift: exploit status, affected versions, detection, mitigation , and refer...

2026-09-23 15:19 UTC
Portal for ArcGIS Security 2026 Update 2 Patch - Esri Support

web:support.esri.com

This patch deals specifically with the issues listed below under Issues Addressed with this Patch . As part of the patch installation, the Portal for ArcGIS service is stopped and restarted. The restart may take several minutes depending on the number of items on the enterprise deployment. As a best practice, clear the browser cache and re-launch the browser after installing the patch . This ...

2026-09-23 15:19 UTC
Oracle Critical Patch Update Advisory - April 2026

web:www.oracle.com

Oracle Critical Patch Update Advisory - April 2026 Description A Critical Patch Update is a collection of patches for multiple security vulnerabilities. These patches address vulnerabilities in Oracle code and in third party components included in Oracle products. These patches are usually cumulative, but each advisory describes only the security patches added since the previous Critical Patch ...

2026-09-23 15:19 UTC
Oracle Critical Patch Update Advisory - July 2026

web:www.oracle.com

This Critical Patch Update contains 1448 new security patches across the product families listed below. Please note that a My Oracle Support (MOS) note summarizing the content of this Critical Patch Update and other Oracle Software Security Assurance activities is located at July 2026 Critical Patch Update: Executive Summary and Analysis.

2026-09-23 15:19 UTC
Oracle January 2026 CPU 158 CVEs | Tenable®

web:www.tenable.com

Key takeaways: The first Critical Patch Update (CPU) for 2026 , contains fixes for 158 unique CVEs in 337 security updates. 27 issues (8% of all patches) were assigned a critical severity rating. CVE - 2026 -21945, a high severity Server-Side Request Forgery (SSRF) vulnerability in Oracle Java was discovered by Tenable Research.

2026-09-23 15:19 UTC
CVE-2026-18123 - Tenable

web:www.tenable.com

IBM Financial Transaction Manager (FTM) for RedHat OpenShift could allow a remote attacker to cause a denial of service due to the improper use of reflection with externally controlled input.

2026-09-23 15:19 UTC

AI Forensic Analysis

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Raw JSON

The full cvelistV5 record. Download as CVE-2026-18123.json.

{
  "containers": {
    "cna": {
      "affected": [
        {
          "cpes": [
            "cpe:2.3:a:ibm:financial_transaction_manager_ftmfor_redhat_openshift:4.0.6.0:*:*:*:*:*:*:*"
          ],
          "product": "Financial Transaction Manager (FTM)\u00a0for RedHat OpenShift",
          "vendor": "IBM",
          "versions": [
            {
              "lessThanOrEqual": "4.0.6.0.0.6.0 Refresh (Operator 4.4.6+20260807.081800)4.0.7.04.0.8.04.0.9.04.0.10.0 Interim Fix 064",
              "status": "affected",
              "version": "4.0.6.0",
              "versionType": "semver"
            }
          ]
        }
      ],
      "descriptions": [
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      "metrics": [
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            "baseSeverity": "HIGH",
            "confidentialityImpact": "LOW",
            "integrityImpact": "LOW",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
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      "providerMetadata": {
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              "value": "<p>IBM strongly recommends addressing the vulnerabilities now by updating FTM deployments to the following</p><p></p><div><table><tbody><tr><td>Affected Product(s)</td><td>Resolved by VRMF</td><td>Remediation / First Fix</td></tr><tr><td>Financial Transaction Manager (FTM)\u00a0for RedHat OpenShift</td><td>4.0.11.0</td><td><a href=\"https://www.ibm.com/support/pages/node/7285661\" rel=\"nofollow\">FTM 4.0.11.0</a></td></tr></tbody></table></div>"
            }
          ],
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        }
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  "cveMetadata": {
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    "dateReserved": "2026-07-28T18:04:29.126Z",
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