- Issued:
- 2026-06-02
- Updated:
- 2026-06-02
RHSA-2026:22423 - Important: Multicluster Global Hub 1.3.4 security update
Synopsis
Important: Multicluster Global Hub 1.3.4 security update
Type/Severity
Security Advisory: Important
Topic
Multicluster Global Hub v1.3.4 general availability release images, which provide security fixes, bug fixes, and updated container images.
Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE links in the References section.
Description
Red Hat multicluster global hub is a set of components that enable you to import one or more hub clusters and manage them from a single hub cluster.
Solution
For more details, see the Red Hat Advanced Cluster Management for Kubernetes documentation:
Affected Products
| Product | Version | Arch |
|---|---|---|
| Multicluster Global Hub | 1.3.4 | x86_64 |
Fixes
(none)
CVEs
- CVE-2026-21728
- This content is not included.CVE-2026-25679
- This content is not included.CVE-2026-27137
- This content is not included.CVE-2026-32282
- This content is not included.CVE-2026-32283
- This content is not included.CVE-2026-32285
- CVE-2026-32286
- This content is not included.CVE-2026-33186
- CVE-2026-33487
- This content is not included.CVE-2026-33815
- This content is not included.CVE-2026-33816
- This content is not included.CVE-2026-34986
- This content is not included.CVE-2026-41602
- CVE-2026-41603
- CVE-2026-41604
- CVE-2026-41605
- CVE-2026-41606
- CVE-2026-41607
- CVE-2026-41636
- CVE-2026-43869
References
Additional information
- The Red Hat security contact is This content is not included.secalert@redhat.com. More contact details at Security Contacts and Procedures.
- Offline Security Data data is available for integration with other systems. See Offline Security Data API to get started.