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CVE-2026-13434 Virt-controller-rhel9: kubevirt: kubevirt: multus default-network annotation injection via unvalidated tenant networkname when externalnetresourceinjection is enabled

🗓️ 26 Jun 2026 16:00:43Reported by redhatType 
cvelist
 cvelist
🔗 www.cve.org👁 5 Views

KubeVirt multus network annotation injection enables cross-namespace access when ExternalNetResourceInjection is enabled.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
ATTACKERKB
CVE-2026-13434
26 Jun 202616:00
attackerkb
CVE
CVE-2026-13434
26 Jun 202616:00
cve
EUVD
EUVD-2026-39796
26 Jun 202616:00
euvd
NVD
CVE-2026-13434
26 Jun 202617:16
nvd
Positive Technologies
PT-2026-52848
26 Jun 202600:00
ptsecurity
RedhatCVE
CVE-2026-13434
26 Jun 202616:00
redhatcve
[
  {
    "vendor": "Red Hat",
    "product": "Red Hat OpenShift Virtualization 4",
    "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
    "packageName": "container-native-virtualization/virt-controller-rhel9",
    "defaultStatus": "affected",
    "cpes": [
      "cpe:/a:redhat:container_native_virtualization:4"
    ]
  }
]

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