Incomplete Cleanup (CWE-459) in Elastic Cloud on Kubernetes (ECK) can lead to unauthorized access via Privilege Abuse (CAPEC-122). Authentication credentials persist after a cross-namespace association has been denied by RBAC enforcement, allowing a low-privileged tenant to retain unauthorized read access to the associated Elasticsearch cluster.
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Fixes

Solution

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Workaround

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History

Thu, 03 Sep 2026 11:00:00 +0000

Type Values Removed Values Added
First Time appeared Elastic
Elastic eck Operator
Vendors & Products Elastic
Elastic eck Operator

Wed, 02 Sep 2026 16:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Wed, 02 Sep 2026 10:45:00 +0000

Type Values Removed Values Added
Description Incomplete Cleanup (CWE-459) in Elastic Cloud on Kubernetes (ECK) can lead to unauthorized access via Privilege Abuse (CAPEC-122). Authentication credentials persist after a cross-namespace association has been denied by RBAC enforcement, allowing a low-privileged tenant to retain unauthorized read access to the associated Elasticsearch cluster.
Title Incomplete Cleanup in Elastic Cloud on Kubernetes Leading to Unauthorized Cross-Namespace Credential Retention
Weaknesses CWE-459
References
Metrics cvssV3_1

{'score': 3.5, 'vector': 'CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:L/I:N/A:N'}


Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: elastic

Published:

Updated: 2026-09-02T15:58:13.046Z

Reserved: 2026-08-24T21:13:52.889Z

Link: CVE-2026-78600

cve-icon Vulnrichment

Updated: 2026-09-02T15:51:30.657Z

cve-icon NVD

Status : Awaiting Analysis

Published: 2026-09-02T15:17:41.137

Modified: 2026-09-02T19:23:13.660

Link: CVE-2026-78600

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-09-03T11:30:03Z

Weaknesses