CVE-2026-18163 IBM Financial Transaction Manager (FTM) is Impacted by Multiple Vulnerabilities

Critical 9.8 Published 22 Sep 2026 Updated 23 Sep 2026

Remote attackers can execute arbitrary code in IBM Financial Transaction Manager due to improper deserialization of untrusted data.

Exploited in the wild: Not known
Login needed: Not needed
Attackable: Over the internet
Victim action needed: Not needed
Fix: None listed

What is CVE-2026-18163?

CVE-2026-18163 is a critical unsafe deserialization vulnerability in Ibm Financial Transaction Manager, published on 22 Sep 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

IBM Financial Transaction Manager (FTM) for RedHat OpenShift could allow a remote attacker to execute arbitrary code due to improper deserialization of untrusted data.

Weakness: CWE-502

Which versions are affected by CVE-2026-18163?

It affects 1 product.

Products include Ibm Financial Transaction Manager.

How do I fix CVE-2026-18163?

No fix has been published for CVE-2026-18163 yet. Limit exposure of the affected software until one is available.

Upgrade, and only deserialise data from trusted sources or with an allow-list of types. More about Unsafe deserialization.

Is CVE-2026-18163 being exploited?

There is no known exploitation of CVE-2026-18163 in the wild and no public exploit code.

All Ibm Financial Transaction Manager vulnerabilities

Sources

Also known as GHSA-6m6c-fmcw-xrh8.