---
id: CVE-2026-79535
title: mbailey VoiceMode <= 8.10.1 is vulnerable to OS Command Injection
summary: >-
  mbailey VoiceMode <= 8.10.1 is vulnerable to OS Command Injection. The
  update_config MCP tool (and the "voicemode config set" CLI) writes a
  caller-supplied value into ~/.voicemode/voicemode.env without shell-safe
  escaping.
severity: medium
cvss: 6.3
cvssVector: 'CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:N'
cwe:
  - CWE-78
published: '2026-09-29'
updated: '2026-09-30'
sourceUpdated: '2026-09-30T21:17:16.040'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-79535'
references:
  - url: >-
      https://github.com/mbailey/voicemode/commit/c1cef85333fca497c46a11950911d10123f61e48
    label: cve@mitre.org
  - url: 'https://github.com/mbailey/voicemode/releases/tag/v8.10.2'
    label: cve@mitre.org
  - url: 'https://www.traceforce.ai/security-advisories/cve-2026-79535'
    label: cve@mitre.org
tags:
  - nvd
  - cve.org
ssvc:
  exploitation: none
  automatable: 'no'
  technicalImpact: total
  timestamp: '2026-09-30T19:15:43.158487Z'
epss: 0.00575
epssPercentile: 0.4537
ingestedAt: '2026-09-29T19:44:04.161Z'
---

## Overview

mbailey VoiceMode <= 8.10.1 is vulnerable to OS Command Injection. The update_config MCP tool (and the "voicemode config set" CLI) writes a caller-supplied value into ~/.voicemode/voicemode.env without shell-safe escaping.

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.