CVE-2025-67956

8.2 HIGH

📋 TL;DR

This CVE describes a missing authorization vulnerability in the WordPress User Registration plugin that allows attackers to bypass access controls. It affects all versions up to and including 4.4.6, potentially enabling unauthorized access to administrative functions or user data.

💻 Affected Systems

Products:
  • WordPress User Registration plugin by WPEverest
Versions: All versions up to and including 4.4.6
Operating Systems: Any OS running WordPress
Default Config Vulnerable: ⚠️ Yes
Notes: Affects WordPress sites using the vulnerable plugin version. No specific OS requirements.

⚠️ 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

Attackers could gain administrative privileges, modify user accounts, access sensitive registration data, or compromise the entire WordPress site.

🟠

Likely Case

Unauthorized users accessing restricted functionality, viewing/modifying user registration data, or performing actions reserved for higher privilege levels.

🟢

If Mitigated

Limited impact with proper network segmentation, strong authentication, and minimal user privileges.

🌐 Internet-Facing: HIGH
🏢 Internal Only: MEDIUM

🎯 Exploit Status

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

Exploitation requires some level of access but doesn't need admin credentials. Attackers can leverage the broken access control once they have any user account.

🛠️ Fix & Mitigation

✅ Official Fix

Patch Version: 4.4.7 or later

Vendor Advisory: https://patchstack.com/database/Wordpress/Plugin/user-registration/vulnerability/wordpress-user-registration-plugin-4-4-6-broken-access-control-vulnerability?_s_id=cve

Restart Required: No

Instructions:

1. Log into WordPress admin panel. 2. Navigate to Plugins > Installed Plugins. 3. Find 'User Registration' plugin. 4. Click 'Update Now' if available. 5. Alternatively, download version 4.4.7+ from WordPress repository and manually update.

🔧 Temporary Workarounds

Temporary Plugin Deactivation

all

Disable the vulnerable plugin until patching is possible

wp plugin deactivate user-registration

Access Restriction via .htaccess

linux

Restrict access to plugin directories

# Add to .htaccess in wp-content/plugins/user-registration/
Order Deny,Allow
Deny from all

🧯 If You Can't Patch

  • Implement strict network access controls to limit who can reach the WordPress admin interface
  • Enable detailed logging and monitoring for unauthorized access attempts to user registration functions

🔍 How to Verify

Check if Vulnerable:

Check WordPress admin panel > Plugins > User Registration plugin version. If version is 4.4.6 or lower, you are vulnerable.

Check Version:

wp plugin get user-registration --field=version

Verify Fix Applied:

Verify plugin version is 4.4.7 or higher in WordPress admin panel.

📡 Detection & Monitoring

Log Indicators:

  • Unauthorized access attempts to user registration endpoints
  • Unexpected user privilege changes
  • Suspicious activity in wp-admin/user-registration paths

Network Indicators:

  • Unusual traffic patterns to /wp-admin/admin-ajax.php with user-registration actions
  • Requests bypassing normal authentication flows

SIEM Query:

source="wordpress" AND (uri_path="/wp-admin/admin-ajax.php" AND parameters CONTAINS "user-registration") AND NOT user_role="administrator"

🔗 References

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