CVE-2026-18505

MEDIUM CVSS 3.1: 5.4 EPSS 0.15%
Updated Oct 07, 2026
IBM
Parameter Value
CVSS 5.4 (MEDIUM)
Affected Versions 4.0.7.0 — 4.0.11.0
Fixed In 4.0.11.0
Type CWE-601 (Open Redirect)
Vendor IBM
Public PoC No

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.

Attack Parameters

Attack Vector
Network
Can be exploited remotely
Attack Complexity
Low
Easy to exploit
Privileges Required
None
No privileges needed
User Interaction
Required
User action required

Impact Assessment

Confidentiality
Low
Partial data leak
Integrity
Low
Partial data modification
Availability
None
No disruption

CVSS Vector v3.1

Weakness Type (CWE)

Vulnerable Products 9

Configuration From (including) Up to (excluding)
Ibm Financial_Transaction_Manager
cpe:2.3:a:ibm:financial_transaction_manager:*:*:*:*:*:-:*:*
4.0.7.0 4.0.11.0
Ibm Financial_Transaction_Manager
cpe:2.3:a:ibm:financial_transaction_manager:4.0.6.0:-:*:*:*:-:*:*
— —
Ibm Financial_Transaction_Manager
cpe:2.3:a:ibm:financial_transaction_manager:4.0.6.0:interim_fix_1:*:*:*:-:*:*
— —
Ibm Financial_Transaction_Manager
cpe:2.3:a:ibm:financial_transaction_manager:4.0.6.0:interim_fix_2:*:*:*:-:*:*
— —
Ibm Financial_Transaction_Manager
cpe:2.3:a:ibm:financial_transaction_manager:4.0.6.0:interim_fix_3:*:*:*:-:*:*
— —
Ibm Financial_Transaction_Manager
cpe:2.3:a:ibm:financial_transaction_manager:4.0.6.0:interim_fix_4:*:*:*:-:*:*
— —
Ibm Financial_Transaction_Manager
cpe:2.3:a:ibm:financial_transaction_manager:4.0.6.0:interim_fix_5:*:*:*:-:*:*
— —
Ibm Financial_Transaction_Manager
cpe:2.3:a:ibm:financial_transaction_manager:4.0.6.0:interim_fix_6:*:*:*:-:*:*
— —
Redhat Openshift
cpe:2.3:a:redhat:openshift:-:*:*:*:*:*:*:*
— —