Auth bypass in IBM Financial Transaction Manager

CVE-2026-18185

IBM Financial Transaction Manager (FTM) for RedHat OpenShift could allow a remote attacker to access sensitive information and modify system configurations due to missing authentication for a critical function.

Vulnerability class: Broken Authentication

Published · last modified .

CVSS v3 metric

CVSS v3 base score 7.3 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L.

EPSS exploit prediction

EPSS: 0.005 (39.9th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 40th percentile — 39.9% 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-2026-18185: held from 0.003 to 0.005.

EPSS over last 30 days · oldest: 0.003 · newest: 0.005 · change: +0.002

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-18185?
CVE-2026-18185 is a high-severity vulnerability in IBM Financial Transaction Manager, classified under Missing Authentication for Critical Function. CVSS score: 7.3/10. Published 2026-09-23.
How severe is CVE-2026-18185?
High severity. CVSS v3 base score is 7.3 out of 10.