CVE-2026-42828CWE-126

Windows Projected File System Elevation of Privilege Vulnerability

High · published June 9, 2026

CVSS v3.1
7.8
EPSS
0%
Percentile
25.4
In the wild
Unconfirmed
What it is

Buffer over-read in Windows Projected File System Filter Driver 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 · 25.4th percentile
Weakness
CWE-126 · Buffer Over-read
Published
2026-06-09T17:05Z
EPSS history
Timeline
  • 09 JUN 17:05Z
    Windows Projected File System Elevation of Privilege Vulnerability
    cvelistv5