IBM DataStage Cloud Pak 5.4.0.0 IDOR Causing Runtime Cache Manipulation & DoS
CVE-2026-80434 Published on September 10, 2026

DataStage on Cloud Pak for Data has several vulnerabilities due to open source software
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.

Vendor Advisory NVD

Vulnerability Analysis

CVE-2026-80434 is exploitable with network access, and requires small amount of user privileges. This vulnerability is considered to have a low attack complexity. The potential impact of an exploit of this vulnerability is considered to be low. considered to have a small impact on confidentiality and integrity and availability.

Attack Vector:
NETWORK
Attack Complexity:
LOW
Privileges Required:
LOW
User Interaction:
NONE
Scope:
CHANGED
Confidentiality Impact:
LOW
Integrity Impact:
LOW
Availability Impact:
LOW

Weakness Type

What is an Insecure Direct Object Reference / IDOR Vulnerability?

The system's authorization functionality does not prevent one user from gaining access to another user's data or record by modifying the key value identifying the data.

CVE-2026-80434 has been classified to as an Insecure Direct Object Reference / IDOR vulnerability or weakness.


Products Associated with CVE-2026-80434

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Affected Versions

IBM DataStage on Cloud Pak for Data Version 5.4.0.0 is affected by CVE-2026-80434