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Critical · 9.0 CVE-2026-71471 EUVD-2026-57686GHSA-j9xr-mxxr-3948

Acm-search-v2-rhel9: search-v2-operator: hub search cr collector.imageoverride propagated to every spoke as arbitrary container image

Published Aug 12, 2026 · Updated Oct 16, 2026 · Assigned by redhat

Description

A flaw was found in acm-search-v2-rhel9. An attacker with administrative privileges on the hub cluster, specifically with patch access to the Search Custom Resource (CR), could exploit a vulnerability in the `Collector.ImageOverride` field. This allows the attacker to deploy an arbitrary container image across all managed clusters. The consequence is remote code execution (RCE), enabling the attacker to execute commands and potentially access sensitive information across the entire fleet of managed clusters.

Affected products

VendorProductAffectedFixed
Red Hat Red Hat Advanced Cluster Management for Kubernetes 2.11 — —
Red Hat Red Hat Advanced Cluster Management for Kubernetes 2.13 — —
Red Hat Red Hat Advanced Cluster Management for Kubernetes 2.14 — —
Red Hat Red Hat Advanced Cluster Management for Kubernetes 2.15 — —
Red Hat Red Hat Advanced Cluster Management for Kubernetes 2.16 — —
Red Hat Red Hat Advanced Cluster Management for Kubernetes 2.17 — —

References