CVE-2021-26889EPSS p66.0%

CVE-2021-26889CVE-2021-26889

microsoft / windows_10

Description

Windows Update Stack Elevation of Privilege Vulnerability

Scoring

CVSS 7.8 ()
VectorCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
EPSS1.16% probability of exploitation · percentile 66.0% · 2026-10-05T12:00:23Z
Last modified2026-08-19
Sourced from NVD + FIRST.org EPSS. Curated for EU compliance use cases by Adam Lundqvist, Founder at SQUR.