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{
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"cveId": "CVE-2026-47876",
"assignerOrgId": "dcf2e128-44bd-42ed-91e8-88f912c1401d",
"state": "PUBLISHED",
"assignerShortName": "vmware",
"dateReserved": "2026-05-20T10:00:58.694Z",
"datePublished": "2026-07-30T12:31:52.158Z",
"dateUpdated": "2026-07-30T13:02:29.161Z"
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"shortName": "vmware",
"dateUpdated": "2026-07-30T12:31:52.158Z"
},
"title": "VMXNET3 out-of-bounds write vulnerability",
"datePublic": "2026-07-29T04:30:00.000Z",
"problemTypes": [
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"descriptions": [
{
"lang": "en",
"cweId": "CWE-787",
"description": "CWE-787 Out-of-bounds write",
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"lang": "en",
"value": "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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"references": [
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"url": "https://support.broadcom.com/web/ecx/support-content-notification/-/external/content/SecurityAdvisories/0/38017"
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"attackVector": "LOCAL",
"attackComplexity": "LOW",
"privilegesRequired": "NONE",
"userInteraction": "NONE",
"scope": "CHANGED",
"confidentialityImpact": "HIGH",
"integrityImpact": "HIGH",
"availabilityImpact": "HIGH",
"baseSeverity": "CRITICAL",
"baseScore": 9.3,
"vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H"
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"timestamp": "2026-07-30T13:02:22.733448Z",
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