Description
A flaw was found in the multicluster-observability-addon. A remote attacker can access a debug endpoint without authentication, due to a misconfiguration in the underlying addon-framework library. This allows for the disclosure of sensitive operational information, such as goroutine, heap, and command-line details, after completing a basic encrypted connection. This vulnerability does not enable direct remote code execution.
Published: 2026-09-18
Score: 5.4 Medium
EPSS: n/a
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

Vendor Workaround

To mitigate this issue, restrict network access to the pods running the `multicluster-observability-addon` to only trusted internal components. Implement network policies within your Kubernetes environment to limit inbound connections to the affected pods on ports 6060 and 8443 from untrusted sources. This operational control reduces the attack surface by preventing unauthorized access to the unauthenticated debug endpoints.

Tracking

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Advisories

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History

Fri, 18 Sep 2026 15:00:00 +0000

Type Values Removed Values Added
Description A flaw was found in the multicluster-observability-addon. A remote attacker can access a debug endpoint without authentication, due to a misconfiguration in the underlying addon-framework library. This allows for the disclosure of sensitive operational information, such as goroutine, heap, and command-line details, after completing a basic encrypted connection. This vulnerability does not enable direct remote code execution.
Title Multicluster-observability-addon: multicluster-observability-addon: possible unauthenticated debug/metrics endpoint via cmdfactory.newcontrollercommandconfig (confirmed exposed by engineering)
First Time appeared Redhat
Redhat acm
Weaknesses CWE-200
CPEs cpe:/a:redhat:acm:2
Vendors & Products Redhat
Redhat acm
References
Metrics cvssV3_1

{'score': 5.4, 'vector': 'CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:L'}


cve-icon MITRE

Status: PUBLISHED

Assigner: redhat

Published:

Updated: 2026-09-18T14:53:02.159Z

Reserved: 2026-09-18T14:26:09.655Z

Link: CVE-2026-93685

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-09-18T15:17:22.950

Modified: 2026-09-18T15:17:22.950

Link: CVE-2026-93685

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses
  • CWE-200

    Exposure of Sensitive Information to an Unauthorized Actor