Missing authentication for critical function vulnerability exists in VOCALOID6. Any process running under the same local user account as a running VOCALOID6 Editor instance may escalate privileges via a local named pipe.

Attack Vector Local

Attack Complexity Low

Privileges Required Low

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 Local

Attack Complexity Low

Privileges Required Low

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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Project Subscriptions

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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 04:00:00 +0000

Type Values Removed Values Added
Title Privilege Escalation via Local Named Pipe in VOCALOID6 Editor

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

Type Values Removed Values Added
Description Missing authentication for critical function vulnerability exists in VOCALOID6. Any process running under the same local user account as a running VOCALOID6 Editor instance may escalate privileges via a local named pipe.
Weaknesses CWE-306
References
Metrics cvssV3_1

{'score': 3.3, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N'}

cvssV4_0

{'score': 4.8, 'vector': 'CVSS:4.0/AV:L/AC:L/AT:N/PR:L/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: 2026-08-21T02:02:54.389Z

Reserved: 2026-08-20T02:19:38.781Z

Link: CVE-2026-76137

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-08-21T03:16:39.760

Modified: 2026-08-21T03:16:39.760

Link: CVE-2026-76137

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-08-21T03:45:03Z

Weaknesses