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Medium · 6.4 CVE-2026-64927 EUVD-2026-57061GHSA-crwr-8cwh-w292

Multicloud-operators-channel: multicloud-operators-channel: cross-namespace secret and configmap mutation via spec.secretref.namespace confused deputy

Published Aug 12, 2026 · Updated Sep 5, 2026 · Assigned by redhat

Description

A flaw was found in the multicloud-operators-channel component. This vulnerability allows a user with specific permissions to manipulate how the system handles sensitive information, known as Secrets, across different parts of the system (namespaces). By exploiting this, an attacker can modify these Secrets in unauthorized areas. This could lead to unauthorized access to information or elevated privileges within the system.

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