CVE-2026-81551 DataStage on Cloud Pak for Data has several vulnerabilities due to open source software

High 8.8 Published 10 Sep 2026 Updated 15 Sep 2026

Remote authenticated attackers can arbitrarily write to or delete files on shared storage via path traversal 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-2026-81551?

CVE-2026-81551 is a high-severity path traversal 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 arbitrarily write to or delete files on shared storage due to a path traversal vulnerability.

Weakness: CWE-22

Which versions are affected by CVE-2026-81551?

It affects 1 product.

Products include Ibm Datastage on Cloud Pak for Data.

How do I fix CVE-2026-81551?

No fix has been published for CVE-2026-81551 yet. Limit exposure of the affected software until one is available.

Upgrade, and resolve every user-supplied path against an allowed base folder before opening it. More about Path traversal.

Is CVE-2026-81551 being exploited?

There is no known exploitation of CVE-2026-81551 in the wild and no public exploit code.

All Ibm Datastage on Cloud Pak for Data vulnerabilities

Sources

Also known as GHSA-3xpj-g3hf-jp68.