CVE-2025-49444

10.0 CRITICAL

📋 TL;DR

This vulnerability allows attackers to upload arbitrary files including web shells to WordPress sites using the vulnerable Reformer for Elementor plugin. Attackers can achieve remote code execution and full server compromise. All WordPress installations with this plugin version 1.0.5 or earlier are affected.

💻 Affected Systems

Products:
  • Reformer for Elementor WordPress Plugin
Versions: 1.0.5 and earlier
Operating Systems: All
Default Config Vulnerable: ⚠️ Yes
Notes: Requires WordPress with Elementor plugin installed. No special configuration needed.

⚠️ Manual Verification Required

This CVE does not have specific version information in our database, so automatic vulnerability detection cannot determine if your system is affected.

Why? The CVE database entry doesn't specify which versions are vulnerable (no version ranges provided by the vendor/NVD).

🔒 Custom verification scripts are available for registered users. Sign up free to download automated test scripts.

Recommended Actions:
  1. Review the CVE details at NVD
  2. Check vendor security advisories for your specific version
  3. Test if the vulnerability is exploitable in your environment
  4. Consider updating to the latest version as a precaution

⚠️ Risk & Real-World Impact

🔴

Worst Case

Complete server takeover with persistent backdoor installation, data exfiltration, and lateral movement to other systems.

🟠

Likely Case

Website defacement, malware distribution, credential theft, and unauthorized administrative access.

🟢

If Mitigated

Limited impact if file uploads are restricted at web server level or WAF blocks malicious uploads.

🌐 Internet-Facing: HIGH
🏢 Internal Only: MEDIUM

🎯 Exploit Status

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

Simple HTTP POST request with malicious file upload bypasses validation.

🛠️ Fix & Mitigation

✅ Official Fix

Patch Version: 1.0.6 or later

Vendor Advisory: https://patchstack.com/database/wordpress/plugin/reformer-elementor/vulnerability/wordpress-reformer-for-elementor-1-0-5-arbitrary-file-upload-vulnerability?_s_id=cve

Restart Required: No

Instructions:

1. Log into WordPress admin panel. 2. Go to Plugins → Installed Plugins. 3. Find 'Reformer for Elementor'. 4. Click 'Update Now' if available. 5. If no update appears, manually download version 1.0.6+ from WordPress repository.

🔧 Temporary Workarounds

Disable Plugin

all

Temporarily deactivate the vulnerable plugin until patched.

wp plugin deactivate reformer-elementor

Restrict Upload Directory

linux

Set upload directory permissions to prevent PHP execution.

chmod 644 /path/to/wp-content/uploads/*.php
find /path/to/wp-content/uploads -name "*.php" -delete

🧯 If You Can't Patch

  • Implement web application firewall (WAF) rules to block file uploads with dangerous extensions
  • Monitor file upload directories for suspicious PHP files and implement file integrity monitoring

🔍 How to Verify

Check if Vulnerable:

Check WordPress admin → Plugins → Installed Plugins for 'Reformer for Elementor' version 1.0.5 or earlier.

Check Version:

wp plugin get reformer-elementor --field=version

Verify Fix Applied:

Confirm plugin version is 1.0.6 or higher in WordPress admin panel.

📡 Detection & Monitoring

Log Indicators:

  • HTTP POST requests to /wp-content/plugins/reformer-elementor/ upload endpoints
  • Files with .php extension appearing in upload directories unexpectedly

Network Indicators:

  • Unusual outbound connections from web server following file uploads
  • POST requests with file uploads to plugin-specific endpoints

SIEM Query:

source="web_server" AND (uri_path="/wp-content/plugins/reformer-elementor/*" AND method="POST")

🔗 References

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