# CVE-2026-16433: DataStage on Cloud Pak for Data has several vulnerabilities

Status: published. Published: 2026-11-08. Updated: 2026-11-08.

IBM DataStage on Cloud Pak for Data 5.4.0.0 could allow a remote authenticated attacker to write arbitrary files due to a path traversal vulnerability.

## Remediation

- fix: IBM strongly recommends addressing the vulnerability now by upgrading DataStage on Cloud Pak for Data.

Product(s)Version(s) number and/or range Remediation/Fix/InstructionsDataStage on Cloud Pak for Data5.4.0.0

Upgrade to 5.4 patch 8 or later by following these  instructions https://www.ibm.com/docs/en/software-hub/5.4.x . (source: CNA: ibm)
- fix: The reporting source identifies this reference as a patch. Check the advisory for affected versions and supported release branches. (source: CNA: ibm) — https://www.ibm.com/support/pages/node/7294270

## Affected products and versions

- IBM / DataStage on Cloud Pak for Data: 5.4.0.0 (affected). Source: CNA: ibm

## Severity and prioritization

- CVSS 3.1: 6.5 (medium); CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N; source: CNA: ibm

- CISA KEV: No listing in collected sources

- EPSS: Not available

- SSVC: Not available

- Weaknesses: CWE-22

## Exploit evidence

No exploit evidence in collected sources. This is not proof of no exploitation.

## References

- https://www.ibm.com/support/pages/node/7294270 (CNA: ibm; vendor-advisory, patch)

## Provenance

- CNA: ibm: https://www.cve.org/CVERecord?id=CVE-2026-16433; retrieved 2026-11-08; source updated 2026-11-08

Revision: 7c631a84511577d437d68df03ecfea523eef463cc0fdcb7ffda5a87b960f32ac

Canonical: https://y2.dev/cve/CVE-2026-16433

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