CVE-2026-18123 IBM Financial Transaction Manager - Denial of Service

IBM Financial Transaction Manager (FTM) for RedHat OpenShift contains a denial of service vulnerability caused by improper use of reflection with externally controlled input, letting remote attackers cause service disruption, exploit requires crafted input.

CVSS base score 7.6 /10
High
CISA KEV
Not listed
Public exploit
None known
Authentication
Not required
EPSS
0.26% chance of exploitation in 30 days
View the NVD record ↗

Details

Type
Denial of Service
Impact
Denial Of Service
CVSS vector
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:H
Published
22 September 2026
Updated
15 October 2026
Weakness
CWE-470

Vendor fix

Update to the latest version.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

References

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