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CVE PROGRAM SOURCE RECORD7.7 High

CVE-2026-66878

Multicloud-operators-subscription: multicloud-operators-subscription: fetchchannelreferences honours channel.spec.secretref.namespace enabling cross-namespace secret exfiltration

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Status
Published
Published
Updated
Assigning organization
redhat

Description

A flaw was found in multicloud-operators-subscription. A privileged user, specifically a namespace administrator capable of creating Channel and Subscription resources, can exploit this vulnerability. By manipulating the Channel.Spec.SecretRef.Namespace field, the user can cause the system to copy sensitive Secret contents from other namespaces into their own, leading to information disclosure.

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

Red Hat Red Hat Advanced Cluster Management for Kubernetes 2.11

Default version status: affected

  • 1787263584 to < *unaffected

Red Hat Red Hat Advanced Cluster Management for Kubernetes 2.13

Default version status: affected

  • 1787263693 to < *unaffected

Red Hat Red Hat Advanced Cluster Management for Kubernetes 2.14

Default version status: affected

  • 1787170830 to < *unaffected

Red Hat Red Hat Advanced Cluster Management for Kubernetes 2.15

Default version status: affected

  • 1787240030 to < *unaffected

Red Hat Red Hat Advanced Cluster Management for Kubernetes 2.16

Default version status: affected

  • 1787242321 to < *unaffected

Red Hat Red Hat Advanced Cluster Management for Kubernetes 2.17

Default version status: affected

  • 1787242108 to < *unaffected

References