CVE-2025-60211

8.8 HIGH

📋 TL;DR

This vulnerability allows attackers to escalate privileges in WordPress sites using the extendons WooCommerce Registration Fields Plugin. Attackers can gain administrative access by exploiting incorrect privilege assignment in user registration fields. All WordPress sites with this plugin version 3.2.3 or earlier are affected.

💻 Affected Systems

Products:
  • extendons WooCommerce Registration Fields Plugin - Custom Signup Fields
Versions: All versions up to and including 3.2.3
Operating Systems: Any OS running WordPress
Default Config Vulnerable: ⚠️ Yes
Notes: Requires WordPress with WooCommerce and the extendons Registration Fields plugin installed and activated.

⚠️ 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 site takeover where attackers gain administrator privileges, install backdoors, steal sensitive data, and deface or destroy the website.

🟠

Likely Case

Attackers create administrator accounts for themselves, access sensitive customer data, modify orders, and potentially inject malicious code.

🟢

If Mitigated

With proper monitoring and limited user registration, impact is reduced to unauthorized account creation that can be detected and removed.

🌐 Internet-Facing: HIGH - WordPress sites are internet-facing by design, and user registration functionality is typically exposed to the internet.
🏢 Internal Only: LOW - This vulnerability requires user registration functionality, which is typically internet-facing in WordPress installations.

🎯 Exploit Status

Public PoC: ✅ No
Weaponized: LIKELY
Unauthenticated Exploit: ⚠️ Yes
Complexity: LOW

Privilege escalation vulnerabilities in WordPress plugins are frequently weaponized. The registration functionality suggests unauthenticated exploitation is possible.

🛠️ Fix & Mitigation

✅ Official Fix

Patch Version: Version 3.2.4 or later

Vendor Advisory: https://patchstack.com/database/Wordpress/Plugin/extendons-registration-fields/vulnerability/wordpress-woocommerce-registration-fields-plugin-custom-signup-fields-plugin-3-2-3-privilege-escalation-vulnerability?_s_id=cve

Restart Required: No

Instructions:

1. Log into WordPress admin panel. 2. Navigate to Plugins > Installed Plugins. 3. Find 'WooCommerce Registration Fields Plugin - Custom Signup Fields'. 4. Click 'Update Now' if available. 5. Alternatively, download version 3.2.4+ from WordPress repository and manually update.

🔧 Temporary Workarounds

Disable User Registration

all

Temporarily disable new user registration in WordPress settings

Navigate to Settings > General in WordPress admin and uncheck 'Anyone can register'

Deactivate Plugin

all

Completely disable the vulnerable plugin until patched

Navigate to Plugins > Installed Plugins in WordPress admin, find the plugin, and click 'Deactivate'

🧯 If You Can't Patch

  • Implement Web Application Firewall (WAF) rules to block suspicious registration attempts
  • Enable detailed logging of user registration events and monitor for privilege escalation attempts

🔍 How to Verify

Check if Vulnerable:

Check WordPress admin panel > Plugins > Installed Plugins for 'WooCommerce Registration Fields Plugin - Custom Signup Fields' version 3.2.3 or earlier

Check Version:

wp plugin list --name='woocommerce-registration-fields' --field=version

Verify Fix Applied:

Verify plugin version is 3.2.4 or later in WordPress admin panel > Plugins > Installed Plugins

📡 Detection & Monitoring

Log Indicators:

  • Unusual user registration events
  • Users being assigned administrator role unexpectedly
  • Multiple registration attempts from same IP

Network Indicators:

  • HTTP POST requests to /wp-login.php?action=register with suspicious parameters
  • Traffic patterns suggesting automated registration attempts

SIEM Query:

source="wordpress.log" AND ("user registration" OR "new user") AND ("administrator" OR "role_change")

🔗 References

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