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CVE-2026-80378 DataStage on Cloud Pak for Data has several vulnerabilities due to open source software

High 8.5 Published Updated

A remote authenticated attacker can cause a denial of service in IBM DataStage on Cloud Pak for Data due to improper authorization.

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-2026-80378?

CVE-2026-80378 is a high-severity missing authorization 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 could allow a remote authenticated attacker to cause a denial of service due to improper authorization.

Weakness: CWE-285

Which versions are affected by CVE-2026-80378?

It affects 1 product.

Products include Ibm Datastage on Cloud Pak for Data.

How do I fix CVE-2026-80378?

No fix has been published for CVE-2026-80378 yet. Limit exposure of the affected software until one is available.

Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.

Is CVE-2026-80378 being exploited?

There is no known exploitation of CVE-2026-80378 in the wild and no public exploit code.

All Ibm Datastage on Cloud Pak for Data vulnerabilities

Sources

Also known as GHSA-m6g2-r9v6-4r3j.

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