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Vulnerability record · CVE-2026-9165 · published 6 July 2026

CVE-2026-9165: Uncontrolled resource consumption vulnerability

A flaw was found in Red Hat Advanced Cluster Security for Kubernetes (RHACS). Central does not limit the depth of GraphQL queries served on the authenticated GraphQL API. An authenticated user with a valid API token can send deeply nested queries that cause excessive resource consumption in Central, resulting in a denial of service for the management plane.

7.7 CVSS 3.1 High EPSS 0.55% · top 56.4% CWE-400 · Uncontrolled resource consumption Awaiting Analysis
7.7CVSS 3.1 base score
0.55%EPSS exploitation probability, 30 days
NoNot in CISA KEV
0Affected product versions listed by NVD
5References
8 Sep 2026Last modified by NVD

Description

A flaw was found in Red Hat Advanced Cluster Security for Kubernetes (RHACS). Central does not limit the depth of GraphQL queries served on the authenticated GraphQL API. An authenticated user with a valid API token can send deeply nested queries that cause excessive resource consumption in Central, resulting in a denial of service for the management plane.

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H

References

LinkTags
https://access.redhat.com/errata/RHSA-2026:36207
https://access.redhat.com/errata/RHSA-2026:36319
https://access.redhat.com/errata/RHSA-2026:36625
https://access.redhat.com/security/cve/CVE-2026-9165
https://bugzilla.redhat.com/show_bug.cgi?id=2480505

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Source: NIST National Vulnerability Database (record CVE-2026-9165), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.