CVE-2026-81536 DataStage on Cloud Pak for Data has several vulnerabilities

High 7.7 Published 23 Sep 2026 Updated 24 Sep 2026

A remote authenticated attacker can exploit an XML external entity injection in IBM DataStage to obtain sensitive information.

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-2026-81536?

CVE-2026-81536 is a high-severity vulnerability in Ibm Datastage on Cloud Pak for Data, published on 23 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 obtain sensitive information due to an XML external entity (XXE) injection.

Weakness: CWE-611

Which versions are affected by CVE-2026-81536?

It affects 1 product.

Products include Ibm Datastage on Cloud Pak for Data.

How do I fix CVE-2026-81536?

No fix has been published for CVE-2026-81536 yet. Limit exposure of the affected software until one is available.

Is CVE-2026-81536 being exploited?

There is no known exploitation of CVE-2026-81536 in the wild and no public exploit code.

All Ibm Datastage on Cloud Pak for Data vulnerabilities

Sources

Also known as GHSA-w7g4-247x-prx9.