CVE-2024-37555CWE-434

WordPress Generate PDF using Contact Form 7 plugin <= 4.1.2 - CSRF to Arbitrary File Upload vulnerability

Critical · published July 9, 2024

CVSS v3.1
9.6
EPSS
1%
Percentile
48.0
In the wild
Unconfirmed
What it is

🚨 An unrestricted file upload vulnerability lurks in the ZealousWeb Generate PDF using Contact Form 7 plugin! This flaw allows attackers to upload dangerous files that could compromise your site. 🔥 Think of this as a hotel with a front desk that lets anyone check in without proper ID. If a rogue guest can slip through, they might just start throwing wild parties in your penthouse suite! An attacker could upload malicious files, potentially executing harmful scripts on your server, leading to data breaches, site defacement, or a complete takeover of your website. This could be absolutely devastating for your users and your reputation!

Put simply

Think of this as a hotel with a front desk that lets anyone check in without proper ID. If a rogue guest can slip through, they might just start throwing wild parties in your penthouse suite! This vulnerability allows for the unrestricted upload of potentially dangerous file types due to insufficient validation in the plugin's handling of uploads. As a result, an attacker can exploit this flaw to execute harmful code directly on the server.

What to do

An attacker could upload malicious files, potentially executing harmful scripts on your server, leading to data breaches, site defacement, or a complete takeover of your website. This could be absolutely devastating for your users and your reputation! Immediately update the Generate PDF using Contact Form 7 plugin to version 4.1.3 or later. Additionally, review your file upload settings to ensure only safe file types are permitted. Always maintain backup copies of your website before making changes! You've got this! Follow these steps and you'll be back in control in no time! 🛡️

The record
Technical detail
CVSS v3.1
9.6 · CRITICAL
Vector
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.00600 · 48.0th percentile
Weakness
CWE-434 · Unrestricted Upload of File with Dangerous Type
Published
2024-07-09T07:21Z
EPSS history
Timeline
  • 09 JUL 07:21Z
    WordPress Generate PDF using Contact Form 7 plugin <= 4.1.2 - CSRF to Arbitrary File Upload vulnerability
    cvelistv5