CVE-2026-64927Multicloud-operators-channel: multicloud-operators-channel: cross-namespace secret and configmap mutation via spec.secretref.namespace confused deputy
Updated under an hour ago ()
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It affects Red Hat Advanced Cluster Management for Kubernetes 2.11. Add what you run to find out whether that includes you.
No exploitation reported and no EPSS estimate yet.
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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.
- CVSS
- 6.4 MEDIUM (v3.1, CNA)CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N
- Weakness (CWE)
- CWE-639
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- Not loaded for this CVE
- Assigned by
- redhat
- NVD analysis
- Awaiting Analysis
- Record last updated
- Sep 5, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
from 1787260663 not affected | CNA record |
References
- https://access.redhat.com/errata/RHSA-2026:60386vendor-advisory, x-refsource-redhat
- https://access.redhat.com/errata/RHSA-2026:60387vendor-advisory, x-refsource-redhat
- https://access.redhat.com/errata/RHSA-2026:60388vendor-advisory, x-refsource-redhat
- https://access.redhat.com/errata/RHSA-2026:60389vendor-advisory, x-refsource-redhat
- https://access.redhat.com/errata/RHSA-2026:60390vendor-advisory, x-refsource-redhat
- https://access.redhat.com/errata/RHSA-2026:60391vendor-advisory, x-refsource-redhat
- https://access.redhat.com/security/cve/CVE-2026-64927vdb-entry, x-refsource-redhat
- https://bugzilla.redhat.com/show_bug.cgi?id=2514229issue-tracking, x-refsource-redhat
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.