CVE-2026-42916 HIGH

CVE-2026-42916: NT OS Kernel Elevation of Privilege Vulnerability

Vendor Microsoft
Product Windows 10 Version 1607
Weakness CWE-190
Published June 9, 2026
Last update June 15, 2026
View on NVD All CVEs

CVSS base score

7.8/10
Attack vector Local
Attack complexity Low
Privileges required Low
User interaction None
Confidentiality High
Integrity High

CVSS vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C

What the vulnerability does

01Description

Integer underflow (wrap or wraparound) in Windows NT OS Kernel allows an authorized attacker to elevate privileges locally.

Key dates

02Disclosure timeline

June 9, 2026 CVE published
June 15, 2026 Record updated

Related vulnerabilities

04Related CVE

CVE-2025-14512 Glib: integer overflow in glib gio attribute escaping causes heap buffer overflow CVE-2019-5100 CVE-2022-0961 The microweber application allows large characters to insert in the input field "post title" which can allow attackers to cause a Denial of Service (DoS) via a crafted HTTP request. in microweber/microweber CVE-2025-3360 Glibc: glib prior to 2.82.5 is vulnerable to integer overflow and buffer under-read when parsing a very long invalid iso 8601 timestamp with g_date_time_new_from_iso8601(). CVE-2025-23323