IBM Financial Transaction Manager for RedHat OpenShift AI Agent Server api.vectordb.runbooks.js injection

Summaryinfo

A vulnerability classified as very critical has been found in IBM Financial Transaction Manager for RedHat OpenShift up to 4.0.10.0. The impacted element is an unknown function of the file api.vectordb.runbooks.js of the component AI Agent Server. This manipulation causes injection. The identification of this vulnerability is CVE-2026-18875. It is possible to initiate the attack remotely. There is no exploit available.

Detailsinfo

A vulnerability has been found in IBM Financial Transaction Manager for RedHat OpenShift up to 4.0.10.0 and classified as very critical. Affected by this vulnerability is some unknown processing of the file api.vectordb.runbooks.js of the component AI Agent Server. The manipulation with an unknown input leads to a injection vulnerability. The CWE definition for the vulnerability is CWE-74. The product constructs all or part of a command, data structure, or record using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify how it is parsed or interpreted when it is sent to a downstream component. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

IBM Financial Transaction Manager (FTM) for RedHat OpenShift is vulnerable to RAG poisoning via unauthenticated runbook upsert (CWE-74) in the FTM AI agent server (api.vectordb.runbooks.js:51). An unauthenticated attacker can insert malicious runbook content into the agent's vector database to steer AI-driven MCP tool calls, potentially triggering unauthorized payment actions or exfiltrating payment data.

The advisory is shared at ibm.com. This vulnerability is known as CVE-2026-18875 since 08/04/2026. The exploitation appears to be easy. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Technical details are known, but no exploit is available. The price for an exploit might be around USD $5k-$25k at the moment (estimation calculated on 09/23/2026). MITRE ATT&CK project uses the attack technique T1055 for this issue.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Type

• Financial Software

Vendor

• IBM

Name

• Financial Transaction Manager for RedHat OpenShift

Version

• 4.0.0
• 4.0.1
• 4.0.2
• 4.0.3
• 4.0.4
• 4.0.5
• 4.0.6
• 4.0.7
• 4.0.8
• 4.0.9
• 4.0.10.0

License

• commercial

Website

• Vendor: https://www.ibm.com/

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Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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