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.

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Fixes

Solution

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Workaround

Restrict the creation of `Channel` resources to trusted administrators within Red Hat Advanced Cluster Management. This limits the attack surface by preventing unauthorized tenants from exploiting the confused deputy vulnerability in the `multicloud-operators-channel` component.

History

Wed, 12 Aug 2026 01:45:00 +0000

Type Values Removed Values Added
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.
Title Multicloud-operators-channel: multicloud-operators-channel: cross-namespace secret and configmap mutation via spec.secretref.namespace confused deputy
First Time appeared Redhat
Redhat acm
Weaknesses CWE-639
CPEs cpe:/a:redhat:acm:2
Vendors & Products Redhat
Redhat acm
References
Metrics cvssV3_1

{'score': 6.4, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N'}


Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: redhat

Published:

Updated: 2026-08-12T01:12:08.474Z

Reserved: 2026-08-11T17:40:07.973Z

Link: CVE-2026-64927

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-08-12T02:16:37.780

Modified: 2026-08-12T02:16:37.780

Link: CVE-2026-64927

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses