CVE-2026-89060: Incorrect Behavior Order: Authorization Before Parsing and Canonicalization in Red Hat Red Hat Advanced Cluster Management for Kubernetes 2
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.
CVE-2026-89060: Incorrect Behavior Order: Authorization Before Parsing and Canonicalization in Red Hat Red Hat Advanced Cluster Management for Kubernetes 2
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.
CVSS v3.1
Score 7.7high
Affected software
Red Hat
Red Hat Advanced Cluster Management for Kubernetes 2
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- redhat
- Date Reserved
- 2026-09-10T18:21:30.542Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Vendor Advisory Urls
- [{"url":"https://access.redhat.com/security/cve/CVE-2026-89060","vendor":"Red Hat"}]
Threat ID: 6aa387ef91cc7f3848aab551
Added to database: 09/11/2026, 04:47:43 UTC
Last updated: 09/11/2026, 04:47:43 UTC
Views: 1
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