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CVE-2026-66788 Lighthouse: dockerfile build stages use end-of-life fedora 40 referenced by mutable tag

🗓️ 20 Aug 2026 18:15:37Reported by redhatType 
cvelist
 cvelist
🔗 www.cve.org👁 50 Views

Lighthouse allows arbitrary local-namespace EndpointSlice and ServiceImport injection via attacker-controlled broker labels in federated clusters.

Related
Affected
Refs
[
  {
    "vendor": "Red Hat",
    "product": "Red Hat Advanced Cluster Management for Kubernetes 2.17",
    "collectionURL": "https://catalog.redhat.com/software/containers/",
    "packageName": "rhacm2/lighthouse-agent-rhel9",
    "defaultStatus": "affected",
    "versions": [
      {
        "version": "1788023916",
        "lessThan": "*",
        "versionType": "rpm",
        "status": "unaffected"
      }
    ],
    "cpes": [
      "cpe:/a:redhat:acm:2.17::el9"
    ]
  },
  {
    "vendor": "Red Hat",
    "product": "Red Hat Advanced Cluster Management for Kubernetes 2.17",
    "collectionURL": "https://catalog.redhat.com/software/containers/",
    "packageName": "rhacm2/lighthouse-coredns-rhel9",
    "defaultStatus": "affected",
    "versions": [
      {
        "version": "1788023940",
        "lessThan": "*",
        "versionType": "rpm",
        "status": "unaffected"
      }
    ],
    "cpes": [
      "cpe:/a:redhat:acm:2.17::el9"
    ]
  },
  {
    "vendor": "Red Hat",
    "product": "Red Hat Advanced Cluster Management for Kubernetes 2.17",
    "collectionURL": "https://catalog.redhat.com/software/containers/",
    "packageName": "rhacm2/subctl-rhel9",
    "defaultStatus": "affected",
    "versions": [
      {
        "version": "1788105072",
        "lessThan": "*",
        "versionType": "rpm",
        "status": "unaffected"
      }
    ],
    "cpes": [
      "cpe:/a:redhat:acm:2.17::el9"
    ]
  },
  {
    "vendor": "Red Hat",
    "product": "Red Hat Advanced Cluster Management for Kubernetes 2.17",
    "collectionURL": "https://catalog.redhat.com/software/containers/",
    "packageName": "rhacm2/submariner-rhel9-operator",
    "defaultStatus": "affected",
    "versions": [
      {
        "version": "1788073481",
        "lessThan": "*",
        "versionType": "rpm",
        "status": "unaffected"
      }
    ],
    "cpes": [
      "cpe:/a:redhat:acm:2.17::el9"
    ]
  }
]

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