TI-2026-10471 Aliases CVE-2026-12168 GHSA-vh4v-p8g7-pj9w

An improper validation vulnerability for driver `GFAC_Sys_x64.sys` in Little Orbit GFAC…

LOW 35Published 2026-07-02 · Updated 2026-07-02

Key facts

Attack vector: Local
Privileges required: Low
User interaction: None
Attack complexity: Low
Impact type: —
Confidentiality · integrity · availability: High · High · High
Fix status: No fix listed

Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA.

Summary

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.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV

EPSS 0.00173 6th percentileScored 2026-11-07

Fix No fix listed No fixed version in the sources yet

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation: None
Automatable: No
Technical impact: Total

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

Vendor	Product	Affected versions	Fixed in	Status	Source
Little Orbit	GameFirst Anti-Cheat	up to 2025-07-07	—	No fix listed	CNA

GameFirst Anti-Cheat VendorLittle Orbit Affected up to 2025-07-07 Fixed in — No fix listed CNA

Remediation

No fixed version listed by the sources yet.

Timeline

2026-10-02 Threatist record created from CVE-2026-12168
2026-10-03 Alias added: GHSA-vh4v-p8g7-pj9w

References

Other 3

TI-2026-10470 The Minifilter communication port for driver `GFAC_Sys_x64.sys` in Little Orbit GFAC… CVSS 3.1HIGH 7.8
TI-2026-10469 A NULL pointer dereference vulnerability for driver `GFAC_Sys_x64.sys` in Little Orbit… CVSS 3.1MEDIUM 5.5

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences