CVE-2026-113856 · Infrastructure
NO FIX YET
A heap-based buffer overflow in Windows Hyper-V lets an authorized local attacker elevate their privileges. The sources give a CVSS score of 7.8 and say nothing about exploitation in the wild.
first public Nov 10, 2026 · 1 source
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Hosts running Windows with the Hyper-V role enabled are the systems to look at. The sources do not say which Windows builds are affected, so the exposure is unknown. Machines without Hyper-V can skip it.
Not affected if hyper-v-not-enabled
Who cares hyper-v, self-hosted, windows
Unknown from the sources. In the analyst’s queue.
No fix yet, per the sources.
Heap-based buffer overflow in Windows Hyper-V allows an authorized attacker to elevate privileges locally.
This page as .md · .json · CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H
NVD data is provided by NIST and is public domain. Posts quoted belong to their authors.
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