CVE-2026-50422CWE-125

Windows NTFS Elevation of Privilege Vulnerability

High · published July 14, 2026

CVSS v3.1

7.8

EPSS

0%

Percentile

25.3

In the wild

Unconfirmed

What it is

Out-of-bounds read in Windows NTFS 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:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C
CVSS v4.0: Not supplied
EPSS: 0.00333 · 25.3th percentile
Weakness: CWE-125 · Out-of-bounds Read
Published: 2026-07-14T17:07Z

EPSS history

Timeline

14 JUL 17:07Z
Windows NTFS Elevation of Privilege Vulnerability
cvelistv5