IBM FTM OpenShift Deserialization RCE for Adjacent-Network Attackers
CVE-2026-17637 Published on September 22, 2026
IBM Financial Transaction Manager (FTM) is Impacted by Multiple Vulnerabilities
IBM Financial Transaction Manager (FTM) for RedHat OpenShift could allow an adjacent-network attacker to execute arbitrary code due to deserialization of untrusted data.
Vulnerability Analysis
Weakness Type
What is a Marshaling, Unmarshaling Vulnerability?
The application deserializes untrusted data without sufficiently verifying that the resulting data will be valid.
CVE-2026-17637 has been classified to as a Marshaling, Unmarshaling vulnerability or weakness.
Products Associated with CVE-2026-17637
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Affected Versions
IBM Financial Transaction Manager (FTM) for RedHat OpenShift:- Version 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 is affected.
Exploit Probability
EPSS (Exploit Prediction Scoring System) scores estimate the probability that a vulnerability will be exploited in the wild within the next 30 days. The percentile shows you how this score compares to all other vulnerabilities.