CVE-2025-39406

9.8 CRITICAL

📋 TL;DR

This vulnerability allows attackers to include arbitrary local files through PHP's include/require statements in the WPAMS WordPress plugin. Attackers can potentially read sensitive files, execute code, or escalate privileges. All WordPress sites using WPAMS plugin versions up to 44.0 are affected.

💻 Affected Systems

Products:
  • WordPress WPAMS (Apartment Management System) plugin
Versions: All versions up to and including 44.0
Operating Systems: Any OS running PHP
Default Config Vulnerable: ⚠️ Yes
Notes: Requires PHP environment with allow_url_include disabled (default). Exploitable through web interface.

⚠️ 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

Full server compromise through remote code execution leading to data theft, website defacement, or ransomware deployment.

🟠

Likely Case

Sensitive file disclosure (configuration files, database credentials) and privilege escalation to administrator access.

🟢

If Mitigated

Limited impact if file inclusion is restricted to non-sensitive directories or proper input validation is implemented.

🌐 Internet-Facing: HIGH
🏢 Internal Only: MEDIUM

🎯 Exploit Status

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

Simple path traversal or file inclusion payloads can trigger the vulnerability. Public exploit code exists.

🛠️ Fix & Mitigation

✅ Official Fix

Patch Version: 44.1 or later

Vendor Advisory: https://patchstack.com/database/wordpress/plugin/apartment-management/vulnerability/wordpress-wpams-plugin-44-0-local-file-inclusion-to-privilege-escalation-vulnerability?_s_id=cve

Restart Required: No

Instructions:

1. Log into WordPress admin panel. 2. Navigate to Plugins > Installed Plugins. 3. Find WPAMS plugin. 4. Click 'Update Now' if update available. 5. If no update appears, manually download version 44.1+ from WordPress repository and replace plugin files.

🔧 Temporary Workarounds

Disable WPAMS plugin

all

Temporarily disable the vulnerable plugin until patched

wp plugin deactivate wpams

Restrict PHP file inclusion

linux

Add PHP configuration to prevent local file inclusion

php_admin_value allow_url_include Off
php_admin_value open_basedir /var/www/html

🧯 If You Can't Patch

  • Remove WPAMS plugin entirely from production environment
  • Implement web application firewall (WAF) rules to block file inclusion patterns

🔍 How to Verify

Check if Vulnerable:

Check WordPress admin panel > Plugins > WPAMS version. If version is 44.0 or lower, system is vulnerable.

Check Version:

wp plugin get wpams --field=version

Verify Fix Applied:

Verify WPAMS plugin version is 44.1 or higher in WordPress admin panel.

📡 Detection & Monitoring

Log Indicators:

  • Unusual file paths in PHP error logs
  • Multiple requests to wp-admin/admin-ajax.php with file inclusion parameters
  • Failed include/require attempts with traversal sequences (../)

Network Indicators:

  • HTTP requests containing 'include', 'require', or path traversal sequences in parameters
  • Unusual file extensions being requested through plugin endpoints

SIEM Query:

source="*access.log*" AND ("wp-content/plugins/wpams" OR "wpams") AND (".." OR "include" OR "require" OR "php://")

🔗 References

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