CVE-2026-18505 PUBLISHED

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

Assigner: ibm
Reserved: 31.07.2026 Published: 23.09.2026 Updated: 23.09.2026

IBM Financial Transaction Manager (FTM) for RedHat OpenShift is vulnerable to open redirect in the PMP HostHeaderFilter (HostHeaderFilter.java:151). An unauthenticated attacker can craft a request with a manipulated Host header to redirect authenticated operators to attacker-controlled sites, enabling credential phishing.

Metrics

CVSS 3.1

CVSS Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N
CVSS Score: 5.4

Attack Vector	Network	Scope	Unchanged
Attack Complexity	Low	Confidentiality Impact	Low
Privileges Required	None	Integrity Impact	Low
User Interaction	Required	Availability Impact	None

CVSS 3.1

Product Status

Vendor	IBM
Product	Financial Transaction Manager (FTM) for RedHat OpenShift
Versions	affected from 4.0.6.0 to 4.0.10.0 (incl.)

Solutions

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

References

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

Problem Types

CWE-601 URL Redirection to Untrusted Site ('Open Redirect') CWE