CVE-2025-59555

8.1 HIGH

📋 TL;DR

This vulnerability allows attackers to include local files on the server through improper filename control in PHP include/require statements. It affects WordPress websites using the Medizin theme from ThemeMove. All versions before 1.9.7 are vulnerable.

💻 Affected Systems

Products:
  • ThemeMove Medizin WordPress Theme
Versions: All versions before 1.9.7
Operating Systems: Any OS running PHP and WordPress
Default Config Vulnerable: ⚠️ Yes
Notes: Requires WordPress installation with Medizin theme active. No special configuration needed for exploitation.

📦 What is this software?

⚠️ Risk & Real-World Impact

🔴

Worst Case

Full server compromise through local file inclusion leading to remote code execution, sensitive file disclosure (including configuration files with database credentials), and complete website takeover.

🟠

Likely Case

Unauthenticated attackers reading sensitive server files like wp-config.php to obtain database credentials, potentially leading to database compromise and website defacement.

🟢

If Mitigated

Limited impact if file permissions are restrictive and web server runs with minimal privileges, though sensitive file disclosure remains possible.

🌐 Internet-Facing: HIGH
🏢 Internal Only: MEDIUM

🎯 Exploit Status

Public PoC: ⚠️ Yes
Weaponized: LIKELY
Unauthenticated Exploit: ⚠️ Yes
Complexity: LOW

Simple HTTP requests can trigger the vulnerability. Public proof-of-concept exists showing file inclusion via manipulated parameters.

🛠️ Fix & Mitigation

✅ Official Fix

Patch Version: 1.9.7

Vendor Advisory: https://patchstack.com/database/Wordpress/Theme/medizin/vulnerability/wordpress-medizin-theme-1-9-7-local-file-inclusion-vulnerability?_s_id=cve

Restart Required: No

Instructions:

1. Log into WordPress admin panel. 2. Navigate to Appearance > Themes. 3. Check if Medizin theme shows update available. 4. Click 'Update Now' to upgrade to version 1.9.7 or higher. 5. Alternatively, download latest version from ThemeMove and upload via FTP.

🔧 Temporary Workarounds

Disable vulnerable theme

all

Switch to default WordPress theme until patch can be applied

wp theme activate twentytwentyfour

Web Application Firewall rule

all

Block requests containing path traversal sequences in theme parameters

🧯 If You Can't Patch

  • Implement strict file permissions (644 for files, 755 for directories) and run web server with minimal privileges
  • Deploy web application firewall with rules blocking ../ sequences and file inclusion patterns

🔍 How to Verify

Check if Vulnerable:

Check WordPress admin panel > Appearance > Themes for Medizin theme version. If version is below 1.9.7, system is vulnerable.

Check Version:

wp theme list --name=medizin --field=version

Verify Fix Applied:

Confirm Medizin theme version shows 1.9.7 or higher in WordPress admin panel. Test vulnerable endpoints with safe payloads to verify fix.

📡 Detection & Monitoring

Log Indicators:

  • HTTP requests containing ../ sequences in theme-related parameters
  • Multiple failed attempts to access sensitive files like wp-config.php

Network Indicators:

  • Unusual GET/POST requests to theme files with path traversal payloads
  • Spike in requests to PHP files with include/require parameters

SIEM Query:

source="web_logs" AND (uri="*../*" OR params="*../*") AND (uri="*medizin*" OR uri="*theme*")

🔗 References

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