CVE-2025-66133

5.3 MEDIUM

📋 TL;DR

This CVE describes a missing authorization vulnerability in the WP Cookie Notice for GDPR, CCPA & ePrivacy Consent WordPress plugin. It allows attackers to exploit incorrectly configured access control security levels, potentially accessing unauthorized functionality. All WordPress sites using affected versions of this plugin are vulnerable.

💻 Affected Systems

Products:
  • WP Cookie Notice for GDPR, CCPA & ePrivacy Consent (gdpr-cookie-consent)
Versions: All versions up to and including 4.0.7
Operating Systems: All operating systems running WordPress
Default Config Vulnerable: ⚠️ Yes
Notes: Affects WordPress installations with the vulnerable plugin enabled. No special configuration required.

⚠️ 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 modify cookie consent settings, inject malicious scripts, or access administrative functions without authentication, potentially leading to site compromise.

🟠

Likely Case

Unauthorized users could modify cookie consent banners, change privacy policy settings, or access plugin configuration data they shouldn't have access to.

🟢

If Mitigated

With proper access controls and authentication checks, impact would be limited to authorized users only.

🌐 Internet-Facing: HIGH
🏢 Internal Only: MEDIUM

🎯 Exploit Status

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

Missing authorization vulnerabilities typically require minimal technical skill to exploit once discovered.

🛠️ Fix & Mitigation

✅ Official Fix

Patch Version: 4.0.8 or later

Vendor Advisory: https://patchstack.com/database/Wordpress/Plugin/gdpr-cookie-consent/vulnerability/wordpress-wp-cookie-notice-for-gdpr-ccpa-eprivacy-consent-plugin-4-0-7-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 'WP Cookie Notice for GDPR, CCPA & ePrivacy Consent'. 4. Click 'Update Now' if available. 5. Alternatively, download version 4.0.8+ from WordPress repository and manually update.

🔧 Temporary Workarounds

Disable vulnerable plugin

all

Temporarily disable the plugin until patched version is available

wp plugin deactivate gdpr-cookie-consent

Restrict plugin access

all

Use WordPress roles and capabilities to restrict who can access plugin settings

🧯 If You Can't Patch

  • Implement web application firewall (WAF) rules to block unauthorized access to plugin endpoints
  • Monitor access logs for unauthorized attempts to access /wp-admin/admin.php?page=gdpr-cookie-consent or similar paths

🔍 How to Verify

Check if Vulnerable:

Check WordPress admin panel > Plugins > Installed Plugins for 'WP Cookie Notice for GDPR, CCPA & ePrivacy Consent' version 4.0.7 or lower

Check Version:

wp plugin get gdpr-cookie-consent --field=version

Verify Fix Applied:

Verify plugin version is 4.0.8 or higher in WordPress admin panel

📡 Detection & Monitoring

Log Indicators:

  • Unauthorized POST requests to /wp-admin/admin.php?page=gdpr-cookie-consent
  • Multiple failed authentication attempts followed by successful plugin access

Network Indicators:

  • Unusual traffic patterns to WordPress admin endpoints from unauthorized IPs

SIEM Query:

source="wordpress.log" AND (uri_path="/wp-admin/admin.php" AND query_string="page=gdpr-cookie-consent") AND NOT user_role="administrator"

🔗 References

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