CVE-2026-81554

Received Received - Intake

Remote Path Traversal in IBM DataStage on Cloud Pak for Data

Publication date: 2026-09-10

Last updated on: 2026-09-10

Assigner: IBM Corporation

Description

IBM DataStage on Cloud Pak for Data 5.4.0.0 could allow a remote authenticated attacker to obtain sensitive information due to an absolute-path traversal vulnerability.

CVSS Scores

EPSS Scores

Probability:
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Meta Information

Published

2026-09-10

Last Modified

2026-09-10

Generated

2026-09-11

AI Q&A

2026-09-11

EPSS Evaluated

N/A

NVD

CVE-2026-81554

Affected Vendors & Products

Vendor	Product	Version / Range
ibm	datastage	5.4.0.0

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-22	The product uses external input to construct a pathname that is intended to identify a file or directory that is located underneath a restricted parent directory, but the product does not properly neutralize special elements within the pathname that can cause the pathname to resolve to a location that is outside of the restricted directory.

Attack-Flow Graph

Executive Summary

IBM DataStage on Cloud Pak for Data 5.4.0.0 has an absolute-path traversal vulnerability that allows a remote authenticated attacker to access sensitive information.

Detection Guidance

Since this is an absolute-path traversal vulnerability in IBM DataStage on Cloud Pak for Data, detection requires checking for unauthorized access to sensitive files via crafted requests. Monitor logs for unusual file access patterns or paths containing '..' sequences. Review IBM DataStage server logs for requests with absolute paths or unexpected directory traversals. Ensure all DataStage components are updated to the latest patched version.

Impact Analysis

An attacker could exploit this to read sensitive files or data stored on the system, potentially leading to data breaches or unauthorized access to confidential information.

Compliance Impact

This vulnerability could lead to unauthorized data exposure, violating GDPR's data protection requirements and HIPAA's safeguards for protected health information, potentially resulting in legal penalties and loss of trust.

Mitigation Strategies

Apply the latest security patches or updates provided by IBM for DataStage on Cloud Pak for Data 5.4.0.0 to address the absolute-path traversal vulnerability. Ensure access controls are properly configured to limit authenticated user privileges and restrict sensitive information exposure.

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