CVE-2026-47876 in ESX

Résumé

par MITRE • 30/07/2026

VMware ESX contains an out-of-bounds write vulnerability in the VMXNET3 virtual network adapter. A malicious actor with local administrative privileges on a virtual machine with VMXNET3 virtual network adapter may exploit this issue to execute code on the host. Non VMXNET3 virtual adapters are not affected by this issue.

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• Responsable: Vmware
• Réserver: 20/05/2026
• Divulgation: 30/07/2026
• Modérer: accepté
• Entrée: VDB-384799
• CPE: prêt
• CWE: CWE-787 (confirmé)
• CVSS: 8.2 (VulDB)
• EPSS: 0.00000
• KEV: non
• Activités: faible
• Secteur: Telecommunication, Hospital, ...

Sources

• MITRE: https://www.cve.org/CVERecord?id=CVE-2026-47876
• NVD: https://nvd.nist.gov/vuln/detail/CVE-2026-47876
• CVE Details: https://www.cvedetails.com/cve/CVE-2026-47876/