CVE-2021-31961EPSS p55.4%

CVE-2021-31961CVE-2021-31961

microsoft / windows_10

Description

Windows InstallService Elevation of Privilege Vulnerability

Scoring

CVSS 6.1 ()
VectorCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:H
EPSS0.81% probability of exploitation · percentile 55.4% · 2026-10-05T12:00:23Z
Last modified2026-08-10
Sourced from NVD + FIRST.org EPSS. Curated for EU compliance use cases by Adam Lundqvist, Founder at SQUR.