CVE-2022-45447: Prestashop m4 PDF

Medium severity, CVSS 6.5. EPSS: 0.9% chance of exploitation in the next 30 days.

M4 PDF plugin for Prestashop sites, in its 3.2.3 version and before, is vulnerable to a directory traversal vulnerability. The “f” parameter is not properly checked in the resource /m4pdf/pdf.php, returning any file given its relative path. An attacker that exploits this vulnerability could download /etc/passwd from the server if the file exists.

Affected products

• Prestashop m4 PDF: up to and including 3.2.3

Published 2023-09-20. Last modified 2026-06-17.