CVE-2026-108399EPSS p26.3%

CVE-2026-108399CVE-2026-108399

Description

Heap-based buffer overflow in Windows Hyper-V allows an authorized attacker to elevate privileges locally.

Scoring

CVSS 7.2 ()
VectorCVSS:3.1/AV:L/AC:H/PR:H/UI:R/S:C/C:H/I:H/A:H
EPSS0.34% probability of exploitation · percentile 26.3% · 2026-10-17T12:00:28Z
Last modified2026-10-16
Sourced from NVD + FIRST.org EPSS. Curated for EU compliance use cases by Adam Lundqvist, Founder at SQUR.