CVE-2026-3006

HIGH

WinFSP - Race Condition Local Privilege Escalation

Title source: manual
STIX 2.1

Description

Successful exploitation of the race condition vulnerability could allow an attacker to trigger a kernel heap overflow, potentially leading to local privilege escalation and granting system-level access to the affected software.

Scores

CVSS v3 7.0
EPSS 0.0009
EPSS Percentile 0.6%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact total

Details

CWE
CWE-362
Status published
Products (1)
WinFSP/WinFSP 2.1.25156 and lower
Published Apr 27, 2026
Tracked Since Apr 27, 2026