Authentication Flaw in Maestro’s REST API Exposes Write Endpoints
CVE-2026-71299

6.5MEDIUM

Key Information:

Vendor

Red Hat
Status
Multicluster Engine For Kubernetes
Vendor
CVE Published:
5 October 2026

What is CVE-2026-71299?

A critical flaw identified in Maestro allows the REST API's write endpoints to bypass standard authentication checks. This vulnerability enables remote attackers to execute unauthorized operations, including the creation, modification, or deletion of consumers and resource bundles. Such activities can compromise data integrity and potentially lead to denial of service, making it essential for users to apply necessary patches and implement additional security measures.

References

https://access.redhat.com/security/cve/CVE-2026-71299
vdb-entryx_refsource_REDHAT
https://bugzilla.redhat.com/show_bug.cgi?id=2511520
issue-trackingx_refsource_REDHAT

CVSS V3.1

Score:
6.5
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
Low
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.