CVE-2025-1620
📋 TL;DR
This vulnerability in the GDPR Cookie Compliance WordPress plugin allows administrators to inject malicious scripts into plugin settings, which then execute when other users view affected pages. It affects WordPress sites using vulnerable plugin versions, particularly in multisite configurations where unfiltered_html capability is restricted.
💻 Affected Systems
- GDPR Cookie Compliance WordPress plugin
📦 What is this software?
⚠️ Risk & Real-World Impact
Worst Case
Administrator account compromise leading to site takeover, data theft, or malware distribution to visitors.
Likely Case
Privileged user (admin) injects malicious scripts that execute for other users, potentially stealing session cookies or performing unauthorized actions.
If Mitigated
Limited to admin users only, with minimal impact if proper user access controls and monitoring are in place.
🎯 Exploit Status
Exploitation requires admin-level access. Attack would involve injecting malicious scripts into plugin settings fields.
🛠️ Fix & Mitigation
✅ Official Fix
Patch Version: 4.15.7
Vendor Advisory: https://wpscan.com/vulnerability/923db805-92e7-4489-8e57-374a19f817d7/
Restart Required: No
Instructions:
1. Log into WordPress admin panel. 2. Navigate to Plugins > Installed Plugins. 3. Find 'GDPR Cookie Compliance' plugin. 4. Click 'Update Now' if available, or download version 4.15.7+ from WordPress repository. 5. Activate updated plugin.
🔧 Temporary Workarounds
Temporary Plugin Deactivation
allDisable the vulnerable plugin until patched
wp plugin deactivate gdpr-cookie-compliance
Restrict Admin Access
allTemporarily limit administrative access to trusted users only
🧯 If You Can't Patch
- Remove admin privileges from untrusted users
- Implement web application firewall rules to block XSS payloads
🔍 How to Verify
Check if Vulnerable:
Check plugin version in WordPress admin under Plugins > Installed PluginsCheck Version:
wp plugin get gdpr-cookie-compliance --field=versionVerify Fix Applied:
Confirm plugin version is 4.15.7 or higher📡 Detection & Monitoring
Log Indicators:
- Unusual plugin setting modifications by admin users
- JavaScript injection patterns in plugin settings
Network Indicators:
- Suspicious outbound connections from admin sessions
- Unexpected script loading from plugin pages
SIEM Query:
source="wordpress.log" AND "GDPR Cookie Compliance" AND ("update_option" OR "plugin_settings")