CVE-2026-3686

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Denial of Service in IBM Cloud Pak for Data System

Publication date: 2026-08-28

Last updated on: 2026-08-31

Assigner: IBM Corporation

Description

IBM Cloud Pak for Data System 11.3.0.2 through Interim Fix 001 is vulnerable to a denial of service due to improper limitation of resources.

CVSS Scores

EPSS Scores

Probability:
Percentile:

Meta Information

Published

2026-08-28

Last Modified

2026-08-31

Generated

2026-09-18

AI Q&A

2026-08-29

EPSS Evaluated

2026-09-15

NVD

CVE-2026-3686

EUVD

EUVD-2026-67960

Affected Vendors & Products

Vendor	Product	Version / Range
ibm	cloud_pak_for_data_system	11.3.0.2

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-770	The product allocates a reusable resource or group of resources on behalf of an actor without imposing any intended restrictions on the size or number of resources that can be allocated.

Attack-Flow Graph

Executive Summary

IBM Cloud Pak for Data System 11.3.0.2 through Interim Fix 001 is vulnerable to a denial of service due to improper limitation of resources. This means an attacker could exploit the issue to consume excessive system resources, making the system unavailable to legitimate users.

Detection Guidance

This vulnerability is specific to IBM Cloud Pak for Data System and involves improper resource limitation leading to denial of service. Detection requires checking the installed version of IBM Cloud Pak for Data System. Use commands like 'rpm -qa | grep cloud-pak-for-data-system' or 'kubectl get pods -n <namespace>' to verify the version and system status. Ensure the version is not 11.3.0.2 through Interim Fix 001.

Impact Analysis

This vulnerability could allow an attacker to disrupt services by consuming system resources, leading to downtime or degraded performance for users relying on IBM Cloud Pak for Data System.

Compliance Impact

The provided CVE data does not specify direct impacts on compliance with standards like GDPR or HIPAA. The vulnerability is a denial of service due to improper resource limitation, which could indirectly affect availability of systems handling sensitive data.

Mitigation Strategies

Apply the latest Interim Fix provided by IBM to limit resource exhaustion. Monitor system performance for unusual resource consumption patterns. Ensure proper resource quotas are enforced in Cloud Pak for Data System deployments.

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