CVE-2026-73269

{"id": "CVE-2026-73269", "cveTags": [], "metrics": {"ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-73269", "role": "CISA Coordinator", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "total"}], "version": "2.0.3", "timestamp": "2026-08-12T20:47:02.826289Z"}}], "cvssMetricV31": [{"type": "Secondary", "source": "secalert@redhat.com", "cvssData": {"scope": "CHANGED", "version": "3.1", "baseScore": 9.9, "attackVector": "NETWORK", "baseSeverity": "CRITICAL", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "LOW", "confidentialityImpact": "HIGH"}, "impactScore": 6.0, "exploitabilityScore": 3.1}]}, "affected": [{"source": "secalert@redhat.com", "affectedData": [{"cpes": ["cpe:/a:redhat:multicluster_engine:2.10::el9"], "vendor": "Red Hat", "product": "multicluster engine for Kubernetes 2.10", "versions": [{"status": "unaffected", "version": "1787201612", "lessThan": "*", "versionType": "rpm"}], "packageName": "multicluster-engine/cluster-curator-controller-rhel9", "collectionURL": "https://catalog.redhat.com/software/containers/", "defaultStatus": "affected"}, {"cpes": ["cpe:/a:redhat:multicluster_engine:2.11::el9"], "vendor": "Red Hat", "product": "multicluster engine for Kubernetes 2.11", "versions": [{"status": "unaffected", "version": "1787238383", "lessThan": "*", "versionType": "rpm"}], "packageName": "multicluster-engine/cluster-curator-controller-rhel9", "collectionURL": "https://catalog.redhat.com/software/containers/", "defaultStatus": "affected"}, {"cpes": ["cpe:/a:redhat:multicluster_engine:2.17::el9"], "vendor": "Red Hat", "product": "multicluster engine for Kubernetes 2.17", "versions": [{"status": "unaffected", "version": "1786750700", "lessThan": "*", "versionType": "rpm"}], "packageName": "multicluster-engine/cluster-curator-controller-rhel9", "collectionURL": "https://catalog.redhat.com/software/containers/", "defaultStatus": "affected"}, {"cpes": ["cpe:/a:redhat:multicluster_engine:2.6::el9"], "vendor": "Red Hat", "product": "multicluster engine for Kubernetes 2.6", "versions": [{"status": "unaffected", "version": "1787264185", "lessThan": "*", "versionType": "rpm"}], "packageName": "multicluster-engine/cluster-curator-controller-rhel9", "collectionURL": "https://catalog.redhat.com/software/containers/", "defaultStatus": "affected"}, {"cpes": ["cpe:/a:redhat:multicluster_engine:2.8::el9"], "vendor": "Red Hat", "product": "multicluster engine for Kubernetes 2.8", "versions": [{"status": "unaffected", "version": "1787259011", "lessThan": "*", "versionType": "rpm"}], "packageName": "multicluster-engine/cluster-curator-controller-rhel9", "collectionURL": "https://catalog.redhat.com/software/containers/", "defaultStatus": "affected"}, {"cpes": ["cpe:/a:redhat:multicluster_engine:2.9::el9"], "vendor": "Red Hat", "product": "multicluster engine for Kubernetes 2.9", "versions": [{"status": "unaffected", "version": "1787201646", "lessThan": "*", "versionType": "rpm"}], "packageName": "multicluster-engine/cluster-curator-controller-rhel9", "collectionURL": "https://catalog.redhat.com/software/containers/", "defaultStatus": "affected"}]}], "published": "2026-08-12T20:17:53.793", "references": [{"url": "https://access.redhat.com/errata/RHSA-2026:59556", "source": "secalert@redhat.com"}, {"url": "https://access.redhat.com/errata/RHSA-2026:59557", "source": "secalert@redhat.com"}, {"url": "https://access.redhat.com/errata/RHSA-2026:59558", "source": "secalert@redhat.com"}, {"url": "https://access.redhat.com/errata/RHSA-2026:59559", "source": "secalert@redhat.com"}, {"url": "https://access.redhat.com/errata/RHSA-2026:59579", "source": "secalert@redhat.com"}, {"url": "https://access.redhat.com/errata/RHSA-2026:59593", "source": "secalert@redhat.com"}, {"url": "https://access.redhat.com/security/cve/CVE-2026-73269", "source": "secalert@redhat.com"}, {"url": "https://bugzilla.redhat.com/show_bug.cgi?id=2514220", "source": "secalert@redhat.com"}], "vulnStatus": "Awaiting Analysis", "weaknesses": [{"type": "Secondary", "source": "secalert@redhat.com", "description": [{"lang": "en", "value": "CWE-269"}]}], "descriptions": [{"lang": "en", "value": "A flaw was found in the cluster-curator-controller component. A local user, by creating a ClusterCurator resource with a specific naming convention, can trigger the creation of a cluster-scoped ClusterRoleBinding. This allows the user to escalate their privileges from namespace-local access to cluster-wide control. This privilege escalation grants broad permissions, including the ability to access and manipulate secrets, manage cluster actions, and delete hosted clusters or node pools."}, {"lang": "es", "value": "Se encontr\u00f3 una vulnerabilidad en el componente cluster-curator-controller. Un usuario local, al crear un recurso ClusterCurator con una convenci\u00f3n de nomenclatura espec\u00edfica, puede desencadenar la creaci\u00f3n de un ClusterRoleBinding con \u00e1mbito de cl\u00faster. Esto permite al usuario escalar sus privilegios de acceso local a nivel de espacio de nombres a control a nivel de cl\u00faster. Esta escalada de privilegios otorga permisos amplios, incluyendo la capacidad de acceder y manipular secretos, gestionar acciones del cl\u00faster y eliminar cl\u00fasteres alojados o grupos de nodos."}], "lastModified": "2026-10-24T15:10:00.190", "sourceIdentifier": "secalert@redhat.com"}