- Issued:
- 2026-08-17
- Updated:
- 2026-08-17
RHSA-2026:55810 - Security Advisory
Synopsis
Critical: Multicluster Global Hub 1.4.8 security update
Type/Severity
Security Advisory: Critical
Topic
Multicluster Global Hub v1.4.8 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 Critical.
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
- Multicluster Global Hub
Fixes
(none)amd64
| registry.redhat.io/multicluster-globalhub/multicluster-globalhub-grafana-rhel9@sha256:7b10f2f08780249626214d5fa10f700972d2f27ab8d8c59cc48675f7b17f798f |
| registry.redhat.io/multicluster-globalhub/multicluster-globalhub-agent-rhel9@sha256:8439f0dbf7a2504ecf9291a23341c80a65d6da91bcae6eeba57b613e8839033a |
| registry.redhat.io/multicluster-globalhub/multicluster-globalhub-manager-rhel9@sha256:74cb04ff8483d2c80705f7fda65481389256a51ba0f27809e772854060dc41a4 |
| registry.redhat.io/multicluster-globalhub/multicluster-globalhub-operator-bundle@sha256:00387b28fb61aba5e23599be853aa3d1ca2ac60c61210ebab3b143b6240654b8 |
| registry.redhat.io/multicluster-globalhub/multicluster-globalhub-rhel9-operator@sha256:7c20f24f0cd291831d8857c087fd5332ce0f72e365faece2db881517f594f9d5 |
| registry.redhat.io/multicluster-globalhub/multicluster-globalhub-postgres-exporter-rhel9@sha256:24425ecd3298355d2dacd8916076a53effc47d75c5ad4eaad3315e81676bc6ab |
ppc64le
| registry.redhat.io/multicluster-globalhub/multicluster-globalhub-grafana-rhel9@sha256:801d982bac8568fbe1a8655a334cffb812752b1e1677f5e6615137a5c1b60df3 |
| registry.redhat.io/multicluster-globalhub/multicluster-globalhub-agent-rhel9@sha256:f65ef27e2fc9146b99e248c57a9dbe4232201c4640733012f1116ff5686b6d2a |
| registry.redhat.io/multicluster-globalhub/multicluster-globalhub-manager-rhel9@sha256:dc6852b0a21fc18cc69c3a05b4a59af12a29435972f82ffd68dc8b684ea96241 |
| registry.redhat.io/multicluster-globalhub/multicluster-globalhub-rhel9-operator@sha256:53ab458b15b639a3fa185a26995817d05c2379d9757b370a6cf078c9b5519fe8 |
| registry.redhat.io/multicluster-globalhub/multicluster-globalhub-postgres-exporter-rhel9@sha256:5f0bf5ac15dc9b542eebb9d0bba9e5f764a8ea772d6dd096f219458786fcaade |
s390x
| registry.redhat.io/multicluster-globalhub/multicluster-globalhub-grafana-rhel9@sha256:6c28ae3f509e4b42d61be90decb14af658bf114bcb6e429d862b7580fa577483 |
| registry.redhat.io/multicluster-globalhub/multicluster-globalhub-agent-rhel9@sha256:5437ebf7e21bedbab79890bdbeba005cc08558e2015ed69868f0297de88b0a36 |
| registry.redhat.io/multicluster-globalhub/multicluster-globalhub-manager-rhel9@sha256:aac78bba7d135fa6848e46238033c77f7353a24c5ea4cea59ae5f9b6663ef2d7 |
| registry.redhat.io/multicluster-globalhub/multicluster-globalhub-rhel9-operator@sha256:f29739944614d96575fb1a9e2df3a11fa7bf9fe861b555d6d9092d6eea8f2565 |
| registry.redhat.io/multicluster-globalhub/multicluster-globalhub-postgres-exporter-rhel9@sha256:13cf42dcaa7e81a55d0ec079e7c30dc94f170b5c2afc25563c9e76ba194b3e66 |
arm64
| registry.redhat.io/multicluster-globalhub/multicluster-globalhub-grafana-rhel9@sha256:792974503a47cc45b138cf96c4dfc68a4e223053b4a2d66f04e346d1d302cd20 |
| registry.redhat.io/multicluster-globalhub/multicluster-globalhub-agent-rhel9@sha256:2166fa9885345c3be7c43fa459b1606f61ac9f35cc53abb65dd8fd5e6b4b93de |
| registry.redhat.io/multicluster-globalhub/multicluster-globalhub-manager-rhel9@sha256:6595a7acc86d1c40254cca9ca11cfee1c132c3c95151c4c0f850a76883628a3e |
| registry.redhat.io/multicluster-globalhub/multicluster-globalhub-rhel9-operator@sha256:f9e15fced05d8b4301a11cbddb4e7a04b92db52badf4459771d0ce83ec195dea |
| registry.redhat.io/multicluster-globalhub/multicluster-globalhub-postgres-exporter-rhel9@sha256:44398c0c69a843b38209fa0f34264396e7985fd47a802329c04ccc98c1855130 |
The Red Hat security contact is secalert@redhat.com. More contact details at https://access.redhat.com/security/team/contact/.
