CVE-2026-85343CWE-59

CVE-2026-85343

High · published October 13, 2026

CVSS v3.1

7.8

EPSS

Percentile

27.8

In the wild

Unconfirmed

What it is

Improper link resolution before file access ('link following') in Windows Hyper-V allows an authorized attacker to elevate privileges locally.

The record

Technical detail

CVSS v3.1: 7.8 · HIGH
Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CVSS v4.0: Not supplied
EPSS: 0.00353 · 27.8th percentile
Weakness: CWE-59 · Improper Link Resolution Before File Access ('Link Following')
Published: 2026-10-13T23:20Z

References (1)

EPSS history

Timeline