Auth bypass in IBM Financial Transaction Manager

CVE-2026-19267

IBM Financial Transaction Manager (FTM) for RedHat OpenShift is vulnerable to missing authentication on the Business Rules Manager commands REST endpoint (`CommandsResource.java:31`). A local actor can invoke unauthenticated commands to cause resource exhaustionand halt business-rule management functions.

Vulnerability class: Broken Authentication

Published · last modified .

CVSS v3 metric

CVSS v3 base score 6.2 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

EPSS exploit prediction

EPSS: 0.002 (7.7th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 8th percentile — 7.7% 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-2026-19267: held from 0.001 to 0.002.

EPSS over last 30 days · oldest: 0.001 · newest: 0.002 · change: +0.001

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-19267?
CVE-2026-19267 is a medium-severity vulnerability in IBM Financial Transaction Manager, classified under Missing Authentication for Critical Function. CVSS score: 6.2/10. Published 2026-09-23.
How severe is CVE-2026-19267?
Medium severity. CVSS v3 base score is 6.2 out of 10.