Privilege escalation in IBM Financial Transaction Manager

CVE-2026-17645

IBM Financial Transaction Manager (FTM) for RedHat OpenShift could allow a remote authenticated attacker to gain elevated privileges due to improper privilege management.

Vulnerability class: Privilege Escalation

Published · last modified .

CVSS v3 metric

CVSS v3 base score 9.1 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.003 (28.2th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 28th percentile — 28.2% 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-2026-17645: held from 0.004 to 0.003.

EPSS over last 30 days · oldest: 0.004 · newest: 0.003 · change: -0.000

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-17645?
CVE-2026-17645 is a critical-severity vulnerability in IBM Financial Transaction Manager, classified under Improper Privilege Management. CVSS score: 9.1/10. Published 2026-09-22.
How severe is CVE-2026-17645?
Critical severity. CVSS v3 base score is 9.1 out of 10.