{"id":"CVE-2026-83931","published":"2026-10-13T19:20:49.703","lastModified":"2026-10-13T21:19:07.153","description":"Heap-based buffer overflow in Windows Hyper-V allows an authorized attacker to execute code locally.","cvssScore":7.8,"cvssSeverity":"HIGH","cvssVector":"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H","cwes":["CWE-122"],"vendors":[],"products":[],"references":[{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-83931","tags":[]}],"exploitRefs":[],"hasPoc":false,"ai":null}