CVE-2026-12168

high

Description

An improper validation vulnerability for driver `GFAC_Sys_x64.sys` in Little Orbit GFAC allows a local attacker to escalate privileges to SYSTEM and execute arbitrary code in kernel mode via crafted messages sent through a Minifilter communication port.

References

https://kb.cert.org/vuls/id/639124

https://www.littleorbit.com/

https://github.com/FzRsLLaSheR/CVE-2026-12166_CVE-2026-12167_CVE-2026-12168

Details

Source: Mitre, NVD

Published: 2026-07-02

Updated: 2026-07-02

Risk Information

CVSS v2

Base Score: 6.8

Vector: CVSS2#AV:L/AC:L/Au:S/C:C/I:C/A:C

Severity: Medium

CVSS v3

Base Score: 7.8

Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Severity: High