Cryptographic Signature Forgery in IBM Financial Transaction Manager for RedHat OpenShift
CVE-2026-18152

7.4HIGH

Key Information:

Vendor

IBM

Vendor
CVE Published:
22 September 2026

What is CVE-2026-18152?

A vulnerability in IBM Financial Transaction Manager on RedHat OpenShift can permit remote attackers to forge validly-signed messages. This occurs due to inadequate verification of cryptographic signatures, potentially leading to unauthorized actions and data integrity issues. Organizations using this product should review their implementation and apply relevant patches to mitigate this risk.

Affected Version(s)

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

References

CVSS V3.1

Score:
7.4
Severity:
HIGH
Confidentiality:
None
Integrity:
High
Availability:
None
Attack Vector:
Adjacent Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Changed

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.