CVE-2018-25291 Project64 2.3.2 Denial of Service via Plugin Directory

Medium 6.9 Published Updated

Local attackers can crash the Project64 emulator by entering an excessively long string in the Plugin Directory settings field.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Local or same network only
Victim action needed
Not needed
Fix
None listed

What is CVE-2018-25291?

CVE-2018-25291 is a medium-severity memory corruption vulnerability in Pj64-Emu Project64, published on 26 Apr 2026. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

Project64 2.3.2 contains a buffer overflow vulnerability in the Plugin Directory settings field that allows local attackers to crash the application by supplying an excessively long string. Attackers can input a 6000-byte payload into the Plugin Directory field through the Options > Settings > Directories interface to trigger an application crash when settings are reopened.

Weakness: CWE-120

Which versions are affected by CVE-2018-25291?

How do I fix CVE-2018-25291?

No fix has been published for CVE-2018-25291 yet. Limit exposure of the affected software until one is available.

Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.

Is CVE-2018-25291 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2018-25291 exists.

Sources

Also known as GHSA-fmjp-jh9m-pw4h.

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