{ "dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": { "cveId": "CVE-2026-72508", "assignerOrgId": "53f830b8-0a3f-465b-8143-3b8a9948e749", "state": "PUBLISHED", "assignerShortName": "redhat", "dateReserved": "2026-08-11T17:40:07.962Z", "datePublished": "2026-08-12T19:41:18.859Z", "dateUpdated": "2026-08-13T14:16:11.777Z" }, "containers": { "cna": { "title": "Multicloud-operators-subscription: multicloud-operators-subscription: hub and spoke serviceaccounts bound to wildcard rbac (*/*/*)", "metrics": [ { "other": { "content": { "value": "Important", "namespace": "https://access.redhat.com/security/updates/classification/" }, "type": "Red Hat severity rating" } }, { "cvssV3_1": { "attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 9.9, "baseSeverity": "CRITICAL", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "CHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H", "version": "3.1" }, "format": "CVSS" } ], "descriptions": [ { "lang": "en", "value": "A flaw was found in the multicloud-operators-subscription component of Red Hat Advanced Cluster Management (RHACM). This vulnerability allows a namespace-admin tenant to perform a confused-deputy attack by creating Subscription Custom Resources (CRs) that leverage a highly privileged ServiceAccount (SA). This enables the tenant to deploy arbitrary cluster-scoped resources, leading to privilege escalation and potential arbitrary code execution across the cluster." } ], "affected": [ { "vendor": "Red Hat", "product": "Red Hat Advanced Cluster Management for Kubernetes 2", "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "packageName": "rhacm2/multicluster-operators-subscription-rhel9", "defaultStatus": "affected", "cpes": [ "cpe:/a:redhat:acm:2" ] } ], "references": [ { "url": "https://access.redhat.com/security/cve/CVE-2026-72508", "tags": [ "vdb-entry", "x_refsource_REDHAT" ] }, { "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2514225", "name": "RHBZ#2514225", "tags": [ "issue-tracking", "x_refsource_REDHAT" ] } ], "datePublic": "2026-08-11T00:00:00.000Z", "problemTypes": [ { "descriptions": [ { "cweId": "CWE-250", "description": "Execution with Unnecessary Privileges", "lang": "en", "type": "CWE" } ] } ], "x_redhatCweChain": "CWE-250: Execution with Unnecessary Privileges", "workarounds": [ { "lang": "en", "value": "To mitigate this issue, Red Hat Advanced Cluster Management for Kubernetes administrators should configure the application-manager addon to use the least-privilege RBAC variant. This involves applying the addon/manifests/permission/role.yaml configuration, which restricts the permissions granted to the application-manager ServiceAccount. Consult Red Hat documentation for specific instructions on how to apply custom RBAC configurations for RHACM addons. Applying this change may require a restart or reload of the affected components to take effect." } ], "timeline": [ { "lang": "en", "time": "2026-08-11T00:00:00.000Z", "value": "Reported to Red Hat." }, { "lang": "en", "time": "2026-08-11T00:00:00.000Z", "value": "Made public." } ], "providerMetadata": { "orgId": "53f830b8-0a3f-465b-8143-3b8a9948e749", "shortName": "redhat", "dateUpdated": "2026-08-12T19:41:18.859Z" }, "x_generator": { "engine": "cvelib 1.8.0" } }, "adp": [ { "metrics": [ { "other": { "type": "ssvc", "content": { "timestamp": "2026-08-13T14:15:53.219688Z", "id": "CVE-2026-72508", "options": [ { "Exploitation": "none" }, { "Automatable": "no" }, { "Technical Impact": "total" } ], "role": "CISA Coordinator", "version": "2.0.3" } } } ], "title": "CISA ADP Vulnrichment", "providerMetadata": { "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-08-13T14:16:11.777Z" } } ] } }