CVE-2026-66782

Description

A flaw was found in the Submariner operator. This vulnerability allows for the exposure of a long-lived broker service account (SA) bearer token within the Submariner Custom Resource (CR) specification. An attacker with access to the cluster's etcd database or through `kubectl get` commands could obtain this token. The possession of this token grants full control over the mesh network, enabling unauthorized management of network resources such as endpoints and secrets.

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Produits concernés

• Red Hat Advanced Cluster Management for Kubernetes 2.16
• Red Hat Advanced Cluster Management for Kubernetes 2.17
• Red Hat Advanced Cluster Management for Kubernetes 2

Scores CVSS

Faiblesses (CWE)

• CWE-269

Références

• https://access.redhat.com/errata/RHSA-2026:63016
• https://access.redhat.com/errata/RHSA-2026:85227
• https://access.redhat.com/security/cve/CVE-2026-66782
• https://bugzilla.redhat.com/show_bug.cgi?id=2507527

Ailleurs

• NVD
• CVE.org
• CIRCL Vulnerability-Lookup
• CERT-FR
• GitHub Advisories