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Restrict Console CR RBAC \u2014 remove create/update/patch verbs on consoles.console.streamshub.github.com from tenant-level Roles. Only cluster administrators should manage Console CRs.\n2. Deploy admission webhook \u2014 use OPA/Gatekeeper or Kyverno policy to validate spec.containers.api.spec.image against a trusted registry allowlist.\n3. Apply network policies \u2014 restrict console-api pod egress to only required endpoints.\n4. Single-tenant deployment \u2014 deploy the Console operator where only trusted administrators manage Console CRs.\n\n--- CME Mitigation Guidance (2026-10-20) ---\nDisclaimer: The following mitigation solutions are provided as a courtesy, pending the application of an official patch. This content was generated utilizing AI tools in conjunction with data from https://cmetaxonomy.org. Customers are advised to independently evaluate and test these temporary mitigations within their own infrastructure.\n\nThe highest-value action is to eliminate unvalidated container image deployment in the Console operator by enforcing image allowlists or removing tenant image override capabilities: upgrade to the fixed Console Operator builds, which requires image allowlist validation or removal of tenant image override capability to prevent deploying unvalidated images into pods bound to cluster-wide Strimzi CRD permissions, closing all 2 injection vectors (arbitrary container image injection via spec.containers.api.spec.image, ServiceAccount token exfiltration from privileged pod). Until patched, this is only a concern on Kubernetes clusters running Streams for Apache Kafka Console where tenants have RBAC permissions to create or update Console custom resources \u2014 single-tenant Kubernetes clusters where only cluster administrators manage Console custom resources are unaffected \u2014 so remove create, update, and patch permissions on Console custom resources from tenant-level RBAC roles and deploy admission webhooks to enforce container image allowlists. As a compensating measure, configure Kubernetes API server audit logging to detect Console custom resource changes and anomalous ServiceAccount operations, apply Kubernetes NetworkPolicies to block outbound pod traffic to the API server and external endpoints, restrict outbound egress to authorized endpoints to prevent ServiceAccount token exfiltration, separate tenant custom resource creation duties from privileged workload deployment, scope the console-server ServiceAccount to minimum required namespace permissions rather than cluster-wide access, and deploy Falco or eBPF runtime security to detect ServiceAccount token file access and unauthorized processes. These controls limit blast radius and contain exploitation, but they do not fix the underlying unvalidated container image specification \u2014 apply the upstream patch to fully remediate.\n\nHighest-impact CME: CME-206 Network Policy (Kubernetes) (medium)"}], "timeline": [{"lang": "en", "time": "2026-08-04T01:31:04.894Z", "value": "Reported to Red Hat."}, {"lang": "en", "time": "2026-10-20T11:00:00.000Z", "value": "Made public."}], "providerMetadata": {"orgId": "53f830b8-0a3f-465b-8143-3b8a9948e749", "shortName": "redhat", "dateUpdated": "2026-10-20T22:33:57.620Z"}, "x_generator": {"engine": "cvelib 1.8.0"}}, "adp": [{"metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2026-10-20T15:16:22.650365Z", "id": "CVE-2026-105312", "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": "2026-10-20T16:06:30.224Z"}}]}}

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{"bugzilla": {"description": "console-operator: Streams for Apache Kafka Console: tenant-controlled container image on ClusterRole-bound pod enables namespace-to-cluster privilege escalation", "id": "2510863", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2510863"}, "csaw": false, "cvss3": {"cvss3_base_score": "9.9", "cvss3_scoring_vector": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:L", "status": "draft"}, "cwe": "CWE-269", "details": ["A Kubernetes tenant with create permission on Console custom resources can set spec.containers.api.spec.image to an arbitrary container image. The operator deploys this image into a pod whose ServiceAccount is bound via ClusterRoleBinding to a ClusterRole granting cluster-wide get/list/watch on all Strimzi CRDs (including KafkaUsers), patch on Kafkas/KafkaRebalances, and cluster-monitoring-view. The attacker's code reads the projected SA token and gains cross-tenant Strimzi control-plane read+write access."], "mitigation": {"lang": "en:us", "value": "1. Restrict Console CR RBAC \u2014 remove create/update/patch verbs on consoles.console.streamshub.github.com from tenant-level Roles. Only cluster administrators should manage Console CRs.\n2. Deploy admission webhook \u2014 use OPA/Gatekeeper or Kyverno policy to validate spec.containers.api.spec.image against a trusted registry allowlist.\n3. Apply network policies \u2014 restrict console-api pod egress to only required endpoints.\n4. Single-tenant deployment \u2014 deploy the Console operator where only trusted administrators manage Console CRs.\n--- CME Mitigation Guidance (2026-10-20) ---\nDisclaimer: The following mitigation solutions are provided as a courtesy, pending the application of an official patch. This content was generated utilizing AI tools in conjunction with data from https://cmetaxonomy.org. Customers are advised to independently evaluate and test these temporary mitigations within their own infrastructure.\nThe highest-value action is to eliminate unvalidated container image deployment in the Console operator by enforcing image allowlists or removing tenant image override capabilities: upgrade to the fixed Console Operator builds, which requires image allowlist validation or removal of tenant image override capability to prevent deploying unvalidated images into pods bound to cluster-wide Strimzi CRD permissions, closing all 2 injection vectors (arbitrary container image injection via spec.containers.api.spec.image, ServiceAccount token exfiltration from privileged pod). Until patched, this is only a concern on Kubernetes clusters running Streams for Apache Kafka Console where tenants have RBAC permissions to create or update Console custom resources \u2014 single-tenant Kubernetes clusters where only cluster administrators manage Console custom resources are unaffected \u2014 so remove create, update, and patch permissions on Console custom resources from tenant-level RBAC roles and deploy admission webhooks to enforce container image allowlists. As a compensating measure, configure Kubernetes API server audit logging to detect Console custom resource changes and anomalous ServiceAccount operations, apply Kubernetes NetworkPolicies to block outbound pod traffic to the API server and external endpoints, restrict outbound egress to authorized endpoints to prevent ServiceAccount token exfiltration, separate tenant custom resource creation duties from privileged workload deployment, scope the console-server ServiceAccount to minimum required namespace permissions rather than cluster-wide access, and deploy Falco or eBPF runtime security to detect ServiceAccount token file access and unauthorized processes. These controls limit blast radius and contain exploitation, but they do not fix the underlying unvalidated container image specification \u2014 apply the upstream patch to fully remediate.\nHighest-impact CME: CME-206 Network Policy (Kubernetes) (medium)"}, "name": "CVE-2026-105312", "package_state": [{"cpe": "cpe:/a:redhat:amq_streams:2", "fix_state": "Affected", "package_name": "console-operator", "product_name": "streams for Apache Kafka 2"}, {"cpe": "cpe:/a:redhat:amq_streams:3", "fix_state": "Affected", "package_name": "console-operator", "product_name": "streams for Apache Kafka 3"}], "public_date": "2026-10-20T11:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2026-105312\nhttps://nvd.nist.gov/vuln/detail/CVE-2026-105312"], "threat_severity": "Important"}

{"created": "2026-10-20T14:30:14.009980+00:00", "updated": "2026-10-20T14:30:14.009994+00:00", "vendors": []}