CVE-2026-32165

CWE-362 — Race ConditionCWE-416 — Use After Free3 documents3 sources
Severity
7.8HIGH
EPSS
No EPSS data
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
13
Microsoft Windows 10 Version 1809Microsoft Windows 10 Version 21h2Microsoft Windows 10 Version 22h2+10 more
Timeline
PublishedApr 14

Description

Use after free in Windows User Interface Core allows an authorized attacker to elevate privileges locally.

CVSS vector

CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:HExploitability: 1.1 | Impact: 6.0

Affected Packages13 packages

▶CVEListV5microsoft/windows_server_2019_(server_core_installation)10.0.17763.0 — 10.0.17763.8644
▶CVEListV5microsoft/windows_server_2025_(server_core_installation)10.0.26100.0 — 10.0.26100.32690
▶CVEListV5microsoft/windows_server_201910.0.17763.0 — 10.0.17763.8644
▶CVEListV5microsoft/windows_server_202210.0.20348.0 — 10.0.20348.5020
▶CVEListV5microsoft/windows_server_202510.0.26100.0 — 10.0.26100.32690

🔴Vulnerability Details

2
CVEList
Windows User Interface Core Elevation of Privilege Vulnerability↗2026-04-14
▶
VulDB
Microsoft Windows up to Server 2025 User Interface Core use after free↗2026-04-14
▶
CVE-2026-32165 (HIGH CVSS 7.8) | Use after free in Windows User Inte | cvebase.io