CVE-2026-76131 Hardcoded credentials in VOCALOID6

Medium 6.9 Published Updated

Hard-coded credentials in VOCALOID6 allow attackers to impersonate legitimate users and access Yamaha's activation and content servers.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
Not needed
Fix
None listed

What is CVE-2026-76131?

CVE-2026-76131 is a medium-severity vulnerability in Yamaha Corporation VOCALOID6, published on 21 Aug 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official 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.

Weakness: CWE-798

Which versions are affected by CVE-2026-76131?

How do I fix CVE-2026-76131?

No fix has been published for CVE-2026-76131 yet. Limit exposure of the affected software until one is available.

Is CVE-2026-76131 being exploited?

There is no known exploitation of CVE-2026-76131 in the wild and no public exploit code.

Sources

Also known as GHSA-j97h-fj62-m9pp.

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