Privilege escalation in IBM Cloud Pak For Data System

CVE-2026-3684

IBM Cloud Pak for Data System 11.3.1.2 Interim Fix 001 through - 11.3.1.2 Interim Fix 002 could allow a user with administrative privileges to read and write arbitrary files on the system due to incorrect permission assignments.

Published · last modified .

CVSS v3 metric

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

EPSS exploit prediction

No EPSS score from FIRST.org yet. New CVEs usually get one within a few days; no score means no signal yet, not low risk. How EPSS works.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-3684?
CVE-2026-3684 is a medium-severity vulnerability in IBM Cloud Pak For Data System, classified under Incorrect Privilege Assignment. CVSS score: 6.5/10. Published 2026-11-08.
How severe is CVE-2026-3684?
Medium severity. CVSS v3 base score is 6.5 out of 10.