What’s Vulnerable › Vulnerabilities

CVE-2022-45447: Path Traversal in M4 PDF plugin for Prestashop sites

• Severity: medium (CVSS 6.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.9% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2023-09-20 · updated 2026-06-17
• Weakness: CWE-22

Description

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 plugin: through 3.2.3

References

• https://www.incibe.es/en/incibe-cert/notices/aviso/multiple-vulnerabilities-m4-pdf-plugin-prestashop-sites
• https://www.incibe.es/en/incibe-cert/notices/aviso/multiple-vulnerabilities-m4-pdf-plugin-prestashop-sites

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