CVE-2026-81539 DataStage on Cloud Pak for Data has several vulnerabilities

High 8.8 Published 24 Sep 2026 Updated 24 Sep 2026

Remote authenticated attackers can execute arbitrary code on IBM DataStage via OS command injection vulnerabilities.

Exploited in the wild: Not known
Login needed: Any signed-in user
Attackable: Over the internet
Victim action needed: Not needed
Fix: None listed

What is CVE-2026-81539?

CVE-2026-81539 is a high-severity command injection vulnerability in Ibm Datastage on Cloud Pak for Data, published on 24 Sep 2026. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

IBM DataStage on Cloud Pak for Data 5.4.0.0 could allow a remote authenticated attacker to execute arbitrary code due to improper neutralization of special elements used in an OS command.

Weakness: CWE-78

Which versions are affected by CVE-2026-81539?

It affects 1 product.

Products include Ibm Datastage on Cloud Pak for Data.

How do I fix CVE-2026-81539?

No fix has been published for CVE-2026-81539 yet. Limit exposure of the affected software until one is available.

Upgrade, and pass arguments to programs as a list instead of through a shell. More about Command injection.

Is CVE-2026-81539 being exploited?

There is no known exploitation of CVE-2026-81539 in the wild and no public exploit code.

All Ibm Datastage on Cloud Pak for Data vulnerabilities

Sources

Also known as GHSA-9h8f-gv54-2945.