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.

Attack Vector Network

Attack Complexity Low

Privileges Required None

Attack Requirements None

User Interaction None

Vulnerable System Confidentiality Impact Low

Vulnerable System Integrity Impact None

Vulnerable System Availability Impact None

Subsequent System Confidentiality Impact None

Subsequent System Integrity Impact None

Subsequent System Availability Impact None

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact Low

Integrity Impact None

Availability Impact None

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

No EPSS score available.

Key SSVC decision points have not yet been added.

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions
Yamaha Corporation VOCALOID6 unaffected
Version Status Constraints
0 affected ≤ 6.13.1

No data.

No data.

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No data.

Project Subscriptions

No data.

Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References
Link Providers
https://jvn.jp/en/vu/JVNVU90210212/ cve-icon cve-icon
https://www.vocaloid.com/en/support/download/ cve-icon cve-icon
History

Fri, 21 Aug 2026 04:45:00 +0000

Type Values Removed Values Added
Title Hard‑Coded Credentials in Yamaha VOCALOID6 Enable Server Access

Fri, 21 Aug 2026 02:30:00 +0000

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'}

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: jpcert

Published:

Updated: 2026-08-21T02:02:44.579Z

Reserved: 2026-08-20T02:19:39.628Z

Link: CVE-2026-76131

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-08-21T03:16:39.610

Modified: 2026-08-21T03:16:39.610

Link: CVE-2026-76131

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-08-21T04:30:09Z

Weaknesses