---
id: CVE-2026-76131
title: >-
  Use of hard-coded credentials issue exists in VOCALOID6 , which may allow an
  attacker to impersonate a legitimate VOCALOID6 Editor and gain access to
  Yamaha's activation and content servers.
summary: >-
  Use of hard-coded credentials issue exists in VOCALOID6 , which may allow an
  attacker to impersonate a legitimate VOCALOID6 Editor and gain access to
  Yamaha's activation and content servers.
severity: medium
cvss: 5.3
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N'
cwe:
  - CWE-798
published: '2026-08-21'
updated: '2026-08-31'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-76131'
references:
  - url: 'https://jvn.jp/en/vu/JVNVU90210212/'
    label: vultures@jpcert.or.jp
  - url: 'https://www.vocaloid.com/en/support/download/'
    label: vultures@jpcert.or.jp
tags:
  - nvd
epss: 0.00198
epssPercentile: 0.0992
ingestedAt: '2026-08-31T02:00:54.007Z'
---

## Overview

Use of hard-coded credentials issue exists in VOCALOID6 , which may allow an attacker to impersonate a legitimate VOCALOID6 Editor and gain access to Yamaha's activation and content servers.

## Remediation

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