# CVE-2026-89060

## Summary

- **CVE ID:** CVE-2026-89060
- **Severity:** HIGH
- **CVSS Score:** 7.7 (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N)
- **CWE:** CWE-551
- **Published:** Sep 11, 2026
- **Last Modified:** Sep 11, 2026

## Description

A flaw was found in multicluster-observability-addon. This vulnerability allows a managed-cluster identity to reference configuration resources outside its designated namespace. This can lead to the disclosure of sensitive hub Secrets to an attacker-controlled managed cluster.

## Affected Products

- Unknown product (0)

## References

- [CNA](https://access.redhat.com/security/cve/CVE-2026-89060)
- [CNA](https://bugzilla.redhat.com/show_bug.cgi?id=2531596)
- [CNA](https://github.com/stolostron/multicluster-observability-addon/pull/644)

## Exploitation Prediction (EPSS)

- **EPSS Score:** 0.23%
- **EPSS Percentile:** 14.1

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_Exported from OnDuty AI Vulnerability Intelligence on 2026-09-18._