CVE-2026-18123 IBM Financial Transaction Manager (FTM) is Impacted by Multiple Vulnerabilities

High 7.6 Published 22 Sep 2026 Updated 23 Sep 2026

Remote attackers can cause denial of service in IBM Financial Transaction Manager via improper reflection handling of external input.

Exploited in the wild: Not known
Login needed: Not needed
Attackable: Local or same network only
Victim action needed: Not needed
Fix: None listed

What is CVE-2026-18123?

CVE-2026-18123 is a high-severity code injection vulnerability in Ibm Financial Transaction Manager, published on 22 Sep 2026. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

IBM Financial Transaction Manager (FTM) for RedHat OpenShift could allow a remote attacker to cause a denial of service due to the improper use of reflection with externally controlled input.

Weakness: CWE-470

Which versions are affected by CVE-2026-18123?

It affects 1 product.

Products include Ibm Financial Transaction Manager.

How do I fix CVE-2026-18123?

No fix has been published for CVE-2026-18123 yet. Limit exposure of the affected software until one is available.

Upgrade, and never evaluate templates, expressions or code built from user input. More about Code injection.

Is CVE-2026-18123 being exploited?

There is no known exploitation of CVE-2026-18123 in the wild and no public exploit code.

All Ibm Financial Transaction Manager vulnerabilities

Sources

Also known as GHSA-xq6x-wp93-jjh6.