DataStage on Cloud Pak for Data has several vulnerabilities (CVE-2026-84421) | HOL Guard CVE

High · CVSS 8.8CVE-2026-84421

DataStage on Cloud Pak for Data has several vulnerabilities

Answer in brief

CVE-2026-84421 records a High severity (CVSS 8.8) vulnerability in DataStage on Cloud Pak for Data has several vulnerabilities. The current sources do not mark it as known exploited. The current feed maps IBM/DataStage on Cloud Pak for Data (generic). Check affected ranges and fixed versions before updating.

Analysis pending evidence review

HOL Guard separates source facts from reviewed analysis. See the methodology.

Published Sep 29, 2026Updated Sep 29, 2026Source checked Sep 29, 2026First seen by HOL Sep 29, 2026Material review Sep 29, 2026

Upstream Advisory

Key facts

Risk: High · CVSS 8.8
Exploitation: Not marked as known exploited
Affected software: 1 mapped package or product
Fix availability: Not reported

Why this deserves its current priority

CVSS is 8.8. The current sources do not mark it as known exploited. Treat this as a source-backed prioritization signal, not a statement about your environment.

Analysis status

Analysis pending evidence review

Factual feed record only; HOL analysis is not approved for indexing. Read the methodology.

Affected scope and exposure questions

The current feed maps IBM/DataStage on Cloud Pak for Data (generic). Check affected ranges and fixed versions before updating.

Mapped affected packages and fixed versions
Package	Affected range	Fixed version
IBM/DataStage on Cloud Pak for Datageneric	5.4.0.0	Not reported

Recommended response

Check inventory. Check lockfiles and deployed manifests for IBM/DataStage on Cloud Pak for Data.
Review the reported fix. Source-reported solution: 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 7 or later by following these instructions https://www.ibm.com/docs/en/software-hub/5.4.x .

Evidence timeline and material changes

Published upstream
Sep 29, 2026
Evidence: source:cvelist:source_dates:source-dates:record
Source modified
Sep 29, 2026
Evidence: source:cvelist:source_dates:source-dates:record
First seen by HOL
Sep 29, 2026

Sources and claim methodology

Source referenceibm.com

Upstream source description

IBM DataStage on Cloud Pak for Data 5.4.0.0 could allow a remote authenticated attacker to execute arbitrary code due to improper validation of paths during archive extraction.

Quoted source text, attributed separately from HOL analysis.