---
id: CVE-2026-71299
title: A flaw was found in Maestro
summary: >-
  A flaw was found in Maestro. Its REST API write endpoints were registered
  without proper authentication middleware. This allows a remote attacker to
  perform unauthorized write operations, such as creating, modifying, or
  deleting consumer…
severity: medium
cvss: 6.5
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N'
cwe:
  - CWE-306
vendor: Red Hat
product: multicluster-engine/cloudevents-conductor-rhel9
affected:
  - multicluster-engine/cloudevents-conductor-rhel9 (all versions)
  - multicluster-engine/maestro-rhel9 (all versions)
published: '2026-10-05'
updated: '2026-10-05'
sourceUpdated: '2026-10-05T20:17:25.430'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-71299'
references:
  - url: 'https://access.redhat.com/security/cve/CVE-2026-71299'
    label: secalert@redhat.com
  - url: 'https://bugzilla.redhat.com/show_bug.cgi?id=2511520'
    label: secalert@redhat.com
tags:
  - nvd
  - cve.org
ingestedAt: '2026-10-05T19:30:59.998Z'
---

## Overview

A flaw was found in Maestro. Its REST API write endpoints were registered without proper authentication middleware. This allows a remote attacker to perform unauthorized write operations, such as creating, modifying, or deleting consumers and resource bundles. This could lead to data integrity issues or a denial of service (DoS).

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.