CVE-2026-20858EPSS p20.5%

CVE-2026-20858CVE-2026-20858

microsoft / windows_10_1809

Description

Use after free in Windows Management Services allows an authorized attacker to elevate privileges locally.

Scoring

CVSS 7.8 ()
VectorCVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H
EPSS0.30% probability of exploitation · percentile 20.5% · 2026-10-06T12:00:23Z
Last modified2026-07-30
Sourced from NVD + FIRST.org EPSS. Curated for EU compliance use cases by Adam Lundqvist, Founder at SQUR.