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CVE-2026-78600

nvd nist
Published: Sep 2, 2026Modified: Sep 3, 2026

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3.5
Vector
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:L/I:N/A:N
Exploitability: 1.8 / Impact: 1.4
Source: security@elastic.co (Secondary)

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.

Affected (1)

Elastic
1 product
Elastic Cloud On Kubernetes
Configuration A
1 vulnerable
Vulnerable SoftwareAffected Versions
Elastic Cloud On Kubernetes
From 2.6.0 to 3.5.0

Related CWEs

CWE-459
Incomplete Cleanup
The product does not properly "clean up" and remove temporary or supporting resources after they have been used.

References (1)

Source: security@elastic.co
Vendor Advisory

Timeline

No history available yet.