CVE-2026-76131

Hard‑Coded Credentials in Yamaha VOCALOID6 Enable Server Access

Published Aug 21, 2026 CVSS 4.0 · 6.9 Medium EPSS < 1% KEV · Not listed
Description
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

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
First Time appeared Yamaha
Yamaha vocaloid6
Vendors & Products Yamaha
Yamaha vocaloid6
Type Values Removed Values Added
Title Hard‑Coded Credentials in Yamaha VOCALOID6 Enable Server Access
Type Values Removed Values Added
Description 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.
Weaknesses CWE-798
References
Metrics cvssV3_1

{'score': 5.3, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N'}

cvssV4_0

{'score': 6.9, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
jpcert
Published
Updated
Aug 31, 2026, 12:33 AM
Reserved
Aug 20, 2026, 2:19 AM
Status
Deferred
Published
Aug 21, 2026, 3:16 AM
Modified
Oct 18, 2026, 8:10 PM