CVE-2026-81207 DataStage on Cloud Pak for Data has several vulnerabilities due to open source software

High 8.5 Published 10 Sep 2026 Updated 11 Sep 2026

Authenticated tenants can perform Server-Side Request Forgery to access internal services and read responses, exposing sensitive data 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-2026-81207?

CVE-2026-81207 is a high-severity server-side request forgery vulnerability in Ibm Datastage on Cloud Pak for Data, published on 10 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 allows any authenticated tenant — with no project membership or role — fully controls scheme/host/port/path of an outbound fetch originating from a shared-infrastructure pod, and the WSDL body is reflected verbatim to the caller. The ds-canvas pod sits on the OpenShift overlay with reach to co-tenant services, in-cluster CP4D APIs, and link-local addresses. Scope is Changed, confidentiality High (response-reflecting), integrity Low (GET-only side-effects).

Weakness: CWE-918

Which versions are affected by CVE-2026-81207?

It affects 1 product.

Products include Ibm Datastage on Cloud Pak for Data.

How do I fix CVE-2026-81207?

No fix has been published for CVE-2026-81207 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-2026-81207 being exploited?

There is no known exploitation of CVE-2026-81207 in the wild and no public exploit code.

All Ibm Datastage on Cloud Pak for Data vulnerabilities

Sources

Also known as GHSA-g8f6-97x5-mw3c.