RCE in IBM Datastage On Cloud Pak For Data

CVE-2026-16466

IBM DataStage on Cloud Pak for Data 5.4.0.0 IBM DataStage could allow a remote authenticated attacker to execute arbitrary commands due to os command injection.

Vulnerability class: Command Injection (OS Command Injection)

Published · last modified .

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.016 (75.6th percentile), scored .

Low probability of exploitation in the next 30 days, but still tracked. 76th percentile — 75.6% 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-2026-16466: rose from 0.009 to 0.016.

EPSS over last 30 days · oldest: 0.009 · newest: 0.016 · change: +0.007

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-16466?
CVE-2026-16466 is a high-severity vulnerability in IBM Datastage On Cloud Pak For Data, classified under OS Command Injection. CVSS score: 8.8/10. Published 2026-09-14.
How severe is CVE-2026-16466?
High severity. CVSS v3 base score is 8.8 out of 10.