CVE-2026-0870 PUBLISHED

GIGABYTE｜MacroHub - Local Privilege Escalation

Assigner: twcert
Reserved: 13.01.2026 Published: 09.02.2026 Updated: 09.02.2026

MacroHub developed by GIGABYTE has a Local Privilege Escalation vulnerability. Due to the MacroHub application launching external applications with improper privileges, allowing authenticated local attackers to execute arbitrary code with SYSTEM privileges.

CVSS Vector: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
CVSS Score: 8.5

Exploitability Metrics		Vulnerable System Impact Metrics		Subsequent System Impact Metrics
Attack Vector	Local	Confidentiality	High	Confidentiality	None
Attack Complexity	Low	Integrity	High	Integrity	None
Attack Requirements	None	Availability	High	Availability	None
Privileges Required	Low
User Interaction	None

CVSS 4.0

CVSS Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CVSS Score: 7.8

Attack Vector	Local	Scope	Unchanged
Attack Complexity	Low	Confidentiality Impact	High
Privileges Required	Low	Integrity Impact	High
User Interaction	None	Availability Impact	High

CVSS 3.1

Product Status

Vendor	GIGABYTE
Product	MacroHub
Versions	Default: unaffected affected from 0 to 2.3.1 (incl.)

Solutions

Update to version 2.3.2 or later.

References

Problem Types

CWE-250 Execution with Unnecessary Privileges CWE

Impacts

CAPEC-233 Privilege Escalation