CVE-2026-76137: Missing authentication for critical function in Yamaha Corporation VOCALOID6
A vulnerability in Yamaha Corporation's VOCALOID6 allows local privilege escalation due to missing authentication on a critical function. This flaw enables any process running under the same local user account as the VOCALOID6 Editor to escalate privileges via a local named pipe. The vulnerability has a low CVSS score of 3.3, indicating limited impact primarily on confidentiality. No official patch or remediation guidance is currently available.
AI Analysis
Technical Summary
CVE-2026-76137 describes a missing authentication vulnerability in Yamaha Corporation's VOCALOID6 software. The issue arises because a critical function accessible via a local named pipe does not enforce authentication, allowing any process running under the same local user account as the VOCALOID6 Editor instance to escalate privileges locally. The vulnerability is classified with a CVSS 3.3 score (AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N), indicating low severity with limited confidentiality impact and no integrity or availability impact. No vendor advisory or patch information is provided, and no known exploits are reported in the wild.
Potential Impact
The vulnerability allows local privilege escalation for processes running under the same user account as VOCALOID6 Editor, potentially exposing limited confidential information. There is no impact on integrity or availability. The attack requires local access and does not involve user interaction.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until a fix is available, restrict local user access and avoid running untrusted processes under the same user account as VOCALOID6 Editor.
CVE-2026-76137: Missing authentication for critical function in Yamaha Corporation VOCALOID6
Description
A vulnerability in Yamaha Corporation's VOCALOID6 allows local privilege escalation due to missing authentication on a critical function. This flaw enables any process running under the same local user account as the VOCALOID6 Editor to escalate privileges via a local named pipe. The vulnerability has a low CVSS score of 3.3, indicating limited impact primarily on confidentiality. No official patch or remediation guidance is currently available.
CVSS v3.1
Score 3.3low
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2026-76137 describes a missing authentication vulnerability in Yamaha Corporation's VOCALOID6 software. The issue arises because a critical function accessible via a local named pipe does not enforce authentication, allowing any process running under the same local user account as the VOCALOID6 Editor instance to escalate privileges locally. The vulnerability is classified with a CVSS 3.3 score (AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N), indicating low severity with limited confidentiality impact and no integrity or availability impact. No vendor advisory or patch information is provided, and no known exploits are reported in the wild.
Potential Impact
The vulnerability allows local privilege escalation for processes running under the same user account as VOCALOID6 Editor, potentially exposing limited confidential information. There is no impact on integrity or availability. The attack requires local access and does not involve user interaction.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until a fix is available, restrict local user access and avoid running untrusted processes under the same user account as VOCALOID6 Editor.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- jpcert
- Date Reserved
- 2026-08-20T02:19:38.781Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- null
Threat ID: 6a87b9feacd9273b497bd0d8
Added to database: 08/21/2026, 02:37:50 UTC
Last enriched: 08/21/2026, 02:52:12 UTC
Last updated: 08/21/2026, 02:52:12 UTC
Views: 4
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