What is CVE-2018-25335?

CVE-2018-25335 is a critical-severity vulnerability in Peugeot-Music-Plugin Peugeot Music, classified under Missing Authentication for Critical Function. CVSS score: 9.8/10. Published 2026-05-17.

How severe is CVE-2018-25335?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Auth bypass in Peugeot-Music-Plugin Peugeot Music

CVE-2018-25335

WordPress Plugin Peugeot Music 1.0 contains an arbitrary file upload vulnerability that allows unauthenticated attackers to upload malicious files by sending POST requests to the upload.php endpoint. Attackers can upload files with arbitrary extensions by manipulating the 'name' parameter to execute code from the uploads directory.

Vulnerability class: Broken Authentication

Published 2026-05-17 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.005 (41.5th percentile), scored 2026-09-29.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 41st percentile — 41.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.005 · newest: 0.005 · change: 0.000

Affected products

Peugeot-Music-Plugin Peugeot Music — versions 1.0

Weakness classification (CWE)

CWE-306 — Missing Authentication for Critical Function

References

www.exploit-db.com/exploits/44737 (exploit)
www.vulncheck.com/advisories/wordpress-plugin-peugeot-music-arbitrary-file-uplo… (third-party-advisory)

Frequently asked questions

What is CVE-2018-25335?: CVE-2018-25335 is a critical-severity vulnerability in Peugeot-Music-Plugin Peugeot Music, classified under Missing Authentication for Critical Function. CVSS score: 9.8/10. Published 2026-05-17.
How severe is CVE-2018-25335?: Critical severity. CVSS v3 base score is 9.8 out of 10.