Auth bypass in IBM Financial Transaction Manager

CVE-2026-18179

IBM Financial Transaction Manager (FTM) for RedHat OpenShift could allow a remote attacker to clear active chat sessions due to improper authorization.

Vulnerability class: Broken Access Control

Published · last modified .

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L.

EPSS exploit prediction

EPSS: 0.004 (34.8th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 35th percentile — 34.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2026-18179: held from 0.002 to 0.004.

EPSS over last 30 days · oldest: 0.002 · newest: 0.004 · change: +0.002

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-18179?
CVE-2026-18179 is a medium-severity vulnerability in IBM Financial Transaction Manager, classified under Missing Authorization. CVSS score: 6.5/10. Published 2026-09-23.
How severe is CVE-2026-18179?
Medium severity. CVSS v3 base score is 6.5 out of 10.