CVE-2026-81212
Critical
Description
IBM DataStage on Cloud Pak for Data 5.4.0.0 allows an unauthenticated user to perform an arbitrary write into shared Redis under any tenant's key. This collapses the platform's credential-encryption boundary and lets an anonymous caller poison any tenant's cached flow parameters.
SeverityCritical
CVSS10.0
Exploit probability—
Product
Ibm Datastage On Cloud Pak For Data
PublishedOct 20, 2026
First seenOct 20, 2026
Weakness typeCWE-285CWE-285
How to fix
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| ibm datastage_on_cloud_pak_for_data | 5.4.0.0 | — |
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