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PatchSiren cyber security CVE debrief

CVE-2026-80434 IBM CVE debrief

IBM DataStage on Cloud Pak for Data 5.4.0.0 could allow a remote authenticated attacker to manipulate runtime caches and cause a denial of service due to an insecure direct object reference. This vulnerability affects systems using IBM DataStage on Cloud Pak for Data 5.4.0.0, and defenders should assess potential exposure and impact. The insecure direct object reference vulnerability could lead to potential denial of service attacks and manipulation of runtime caches. Further verification is required to determine the scope of affected systems and potential impact.

Vendor
IBM
Product
DataStage on Cloud Pak for Data
CVSS
HIGH 7.4
CISA KEV
Not listed in stored evidence
Original CVE published
2026-09-10
Original CVE updated
2026-09-11
Advisory published
2026-09-10
Advisory updated
2026-09-11

Who should care

Defenders responsible for systems using IBM DataStage on Cloud Pak for Data 5.4.0.0 should assess potential exposure and impact due to an insecure direct object reference vulnerability. They should prioritize verifying exposure and assessing potential impact on systems using IBM DataStage on Cloud Pak for Data 5.4.0.0, and monitor system logs for potential denial of service attacks. Defenders should also review the 3

Why it matters

Defenders should prioritize verifying exposure and assessing potential impact on systems using IBM DataStage on Cloud Pak for Data 4.0 due to an insecure direct object reference vulnerability.

  • Potential denial of service attacks
  • Manipulation of runtime caches

Technical summary

IBM DataStage on Cloud Pak for Data 5.4.0.0 could allow a remote authenticated attacker to manipulate runtime caches and cause a denial of service due to an insecure direct object reference. The vulnerability is caused by an insecure direct object reference, which could lead to potential denial of service attacks and manipulation of runtime caches. Defenders should prioritize verifying exposure and assessing potential impact on systems using IBM DataStage on Cloud Pak for Data 5.4.0.0.

Defensive priority

Defenders should prioritize verifying exposure and assessing potential impact on systems using IBM DataStage on Cloud Pak for Data 4.0.

Recommended defensive actions

  • Verify exposure of IBM DataStage on Cloud Pak for Data 4.0 systems
  • Assess potential impact on systems using IBM DataStage on Cloud Pak for Data 4.0
  • Monitor system logs for potential denial of service attacks

Evidence notes

The CVE record and NVD entry provide limited information about the vulnerability. Further verification is required to determine the scope of affected systems and potential impact.

Sources and references

Verified primary and authoritative sources

  • CVE-2026-80434 CVE Program record

    Publisher, destination, and source semantics verified

    URL: https://www.cve.org/CVERecord?id=CVE-2026-80434

    CVE Program - Official CVE Program record with source-provided CVE metadata.

  • CVE-2026-80434 NVD vulnerability detail

    Publisher, destination, and source semantics verified

    URL: https://nvd.nist.gov/vuln/detail/CVE-2026-80434

    NIST National Vulnerability Database - Official NIST NVD detail page and source-specific vulnerability assessment.

Supplemental references

Methodology and review provenance

AI-assisted synthesis based on stored public vulnerability evidence. System validation, approval state, and publication status do not by themselves establish human review of this revision. PatchSiren helps prioritize defensive review and does not prove exposure or remediation on any system.