CVE-2026-50688CWE-416

Windows Win32k Elevation of Privilege Vulnerability

High · published July 14, 2026

CVSS v3.1

7.8

EPSS

0%

Percentile

19.2

In the wild

Unconfirmed

What it is

Use after free in Windows Kernel allows an authorized attacker to elevate privileges locally.

The record

Technical detail

CVSS v3.1: 7.8 · HIGH
Vector: CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H/E:U/RL:O/RC:C
CVSS v4.0: Not supplied
EPSS: 0.00279 · 19.2th percentile
Weakness: CWE-416 · Use After Free
Published: 2026-07-14T17:08Z

EPSS history

Timeline

14 JUL 17:08Z
Windows Win32k Elevation of Privilege Vulnerability
cvelistv5