CVE-2021-40476

HIGH

Windows AppContainer - Privilege Escalation

Title source: llm

Description

Windows AppContainer Elevation Of Privilege Vulnerability

References (2)

Scores

CVSS v3 7.5
EPSS 0.0044
EPSS Percentile 62.9%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:H/PR:L/UI:R/S:C/C:H/I:H/A:H

Classification

CWE
CWE-522
Status published

Affected Products (18)

microsoft/windows_10
microsoft/windows_10
microsoft/windows_10
microsoft/windows_10
microsoft/windows_10
microsoft/windows_10
microsoft/windows_10
microsoft/windows_11
microsoft/windows_11
microsoft/windows_8.1
microsoft/windows_rt_8.1
microsoft/windows_server_2012
microsoft/windows_server_2012
microsoft/windows_server_2016
microsoft/windows_server_2016
... and 3 more

Timeline

Published Oct 13, 2021
Tracked Since Feb 18, 2026