7.7
High
CVE-2026-9165 A flaw was found in Red Hat Advanced Cluster Security for Kubernetes (RHACS)
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.
Affected products and versions
| Product | Affected versions | Fixed in |
|---|---|---|
| Red Hat Advanced Cluster Security 4 | Versions not published | |
| Red Hat Advanced Cluster Security for Kubernetes 4.9 1783357116 | earliest → < 1783357116 | 1783357116 |
| Red Hat Advanced Cluster Security for Kubernetes 4.11 1783352589 | earliest → < 1783352589 | 1783352589 |
| Red Hat Advanced Cluster Security for Kubernetes 4.10 1783357140 | earliest → < 1783357140 | 1783357140 |
| Red Hat Advanced Cluster Security 4.9 1783357116 | earliest → < 1783357116 | 1783357116 |
References
- RHSA-2026:36207 access.redhat.com
- RHSA-2026:36319 access.redhat.com
- RHSA-2026:36625 access.redhat.com
- access.redhat.com access.redhat.com
- RHBZ#2480505 bugzilla.redhat.com
Timeline
- Published
- Last modified
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