CVE-2026-81549 DataStage on Cloud Pak for Data has several vulnerabilities

Critical 9.6 Published 24 Sep 2026 Updated 24 Sep 2026

Remote authenticated attackers can obtain sensitive information via improper validation of the X-Forwarded-Proto header in IBM DataStage on Cloud Pak for Data.

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-2026-81549?

CVE-2026-81549 is a critical server-side request forgery 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 obtain sensitive information due to improper validation of the X-Forwarded-Proto header.

Weakness: CWE-918

Which versions are affected by CVE-2026-81549?

It affects 1 product.

Products include Ibm Datastage on Cloud Pak for Data.

How do I fix CVE-2026-81549?

No fix has been published for CVE-2026-81549 yet. Limit exposure of the affected software until one is available.

Upgrade, and send outbound requests through an allow-list that blocks internal addresses. More about Server-side request forgery.

Is CVE-2026-81549 being exploited?

There is no known exploitation of CVE-2026-81549 in the wild and no public exploit code.

All Ibm Datastage on Cloud Pak for Data vulnerabilities

Sources

Also known as GHSA-wrcf-9q3r-v954.