CVE-2026-34337CWE-362CWE-416

Windows Cloud Files Mini Filter Driver Elevation of Privilege Vulnerability

High · published May 12, 2026

CVSS v3.1
7.8
EPSS
0%
Percentile
11.1
In the wild
Unconfirmed
What it is

Use after free in Windows Cloud Files Mini 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
0.00214 · 11.1th percentile
Weaknesses
CWE-362 · Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition'); CWE-416 · Use After Free
Published
2026-05-12T16:59Z
EPSS history
Timeline
  • 12 MAY 16:59Z
    Windows Cloud Files Mini Filter Driver Elevation of Privilege Vulnerability
    cvelistv5