CVE-2025-50039

6.5 MEDIUM

📋 TL;DR

This CVE describes a missing authorization vulnerability in the VG WORT METIS WordPress plugin that allows attackers to bypass access controls. Attackers can exploit incorrectly configured security levels to perform unauthorized actions. All WordPress sites running VG WORT METIS version 2.0.0 or earlier are affected.

💻 Affected Systems

Products:
  • VG WORT METIS WordPress plugin
Versions: n/a through 2.0.0
Operating Systems: Any OS running WordPress
Default Config Vulnerable: ⚠️ Yes
Notes: This affects WordPress installations with the VG WORT METIS plugin enabled. The vulnerability exists in the plugin's access control mechanisms.

⚠️ 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 compromise of the WordPress site through privilege escalation, allowing attackers to modify content, install malicious plugins, or take full administrative control.

🟠

Likely Case

Unauthorized access to protected functionality, potentially allowing content modification, data exposure, or limited administrative actions depending on the specific broken access control.

🟢

If Mitigated

Minimal impact with proper authorization checks in place, limiting users to their intended permissions and preventing privilege escalation.

🌐 Internet-Facing: HIGH
🏢 Internal Only: MEDIUM

🎯 Exploit Status

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

While no public proof-of-concept exists, missing authorization vulnerabilities typically have low exploitation complexity once the vulnerable endpoints are identified.

🛠️ Fix & Mitigation

✅ Official Fix

Patch Version: Version after 2.0.0

Vendor Advisory: https://patchstack.com/database/wordpress/plugin/vgw-metis/vulnerability/wordpress-vg-wort-metis-2-0-0-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 VG WORT METIS and click 'Update Now' if available. 4. If no update is available, deactivate and remove the plugin, then install the latest version from the WordPress repository.

🔧 Temporary Workarounds

Disable VG WORT METIS plugin

all

Temporarily disable the vulnerable plugin until patched

wp plugin deactivate vgw-metis

Restrict plugin access via .htaccess

linux

Add access restrictions to the plugin directory

<FilesMatch "\.(php|inc)$">
Order Deny,Allow
Deny from all
</FilesMatch>

🧯 If You Can't Patch

  • Implement strict network access controls to limit who can access the WordPress admin interface
  • Enable WordPress security plugins that monitor for unauthorized access attempts and privilege escalation

🔍 How to Verify

Check if Vulnerable:

Check WordPress admin panel → Plugins → Installed Plugins for VG WORT METIS version 2.0.0 or earlier

Check Version:

wp plugin get vgw-metis --field=version

Verify Fix Applied:

Verify VG WORT METIS plugin version is greater than 2.0.0 in WordPress admin panel

📡 Detection & Monitoring

Log Indicators:

  • Unauthorized access attempts to admin-ajax.php or other WordPress endpoints
  • Unexpected user privilege changes in WordPress user logs
  • Access to VG WORT METIS plugin functionality from unauthorized users

Network Indicators:

  • Unusual POST requests to WordPress admin endpoints from unauthorized IPs
  • Traffic patterns suggesting privilege escalation attempts

SIEM Query:

source="wordpress.log" AND ("vgw-metis" OR "VG WORT") AND ("unauthorized" OR "permission denied" OR "admin-ajax.php")

🔗 References

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