What is CVE-2018-25291?

CVE-2018-25291 is a medium-severity vulnerability in Pj64-emu Project64, classified under Buffer Copy without Checking Size of Input (Classic Buffer Overflow). CVSS score: 6.2/10. Published 2026-04-26.

How severe is CVE-2018-25291?

Medium severity. CVSS v3 base score is 6.2 out of 10.

Buffer overflow in Pj64-emu Project64

CVE-2018-25291

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…

Vulnerability class: Buffer Overflow

EPSS: 0.000 (4.3th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.2 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

Affected products

Pj64-emu Project64 — versions 2.3.2

Weakness classification (CWE)

CWE-120 — Buffer Copy without Checking Size of Input (Classic Buffer Overflow)

References

ExploitDB-45229 (exploit)
Official Product Homepage (product)
VulnCheck Advisory: Project64 2.3.2 Denial of Service via Plugin Directory (third-party-advisory)

Frequently asked questions

What is CVE-2018-25291?: CVE-2018-25291 is a medium-severity vulnerability in Pj64-emu Project64, classified under Buffer Copy without Checking Size of Input (Classic Buffer Overflow). CVSS score: 6.2/10. Published 2026-04-26.
How severe is CVE-2018-25291?: Medium severity. CVSS v3 base score is 6.2 out of 10.