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[ CVE-2026-18505 · Published 23 Sep 2026 ]

Vulnerability in IBM Financial Transaction Manager (FTM) for RedHat OpenShift

CVSS 5.4 EPSS <1%No fix listed yet

[ Description ]Official description

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.

[ Fixes ]Fixes and patches

No fix or interim patch is linked from our sources yet. Check the vendor references below and limit exposure of affected systems until a fix is available.

[ References ]References