CVE-2024-56063
📋 TL;DR
This stored cross-site scripting (XSS) vulnerability in Essential Addons for Elementor allows attackers to inject malicious scripts into web pages that are then executed when other users view those pages. The vulnerability affects WordPress sites using the Essential Addons for Elementor plugin versions up to 6.0.7. Attackers can steal session cookies, redirect users to malicious sites, or perform actions on behalf of authenticated users.
💻 Affected Systems
- Essential Addons for Elementor (WordPress plugin)
📦 What is this software?
⚠️ Risk & Real-World Impact
Worst Case
Attackers could steal administrator session cookies, take over WordPress sites, install backdoors, deface websites, or redirect visitors to phishing/malware sites.
Likely Case
Attackers inject malicious JavaScript to steal user session cookies, potentially compromising user accounts and performing unauthorized actions.
If Mitigated
With proper input validation and output encoding, malicious scripts would be neutralized before reaching users.
🎯 Exploit Status
Stored XSS vulnerabilities are commonly exploited. While no public PoC is confirmed, the vulnerability details are public.
🛠️ Fix & Mitigation
✅ Official Fix
Patch Version: 6.0.8 or later
Restart Required: No
Instructions:
1. Log into WordPress admin panel. 2. Navigate to Plugins → Installed Plugins. 3. Find 'Essential Addons for Elementor'. 4. Click 'Update Now' if available. 5. Alternatively, download version 6.0.8+ from WordPress.org and manually update.
🔧 Temporary Workarounds
Disable vulnerable plugin
allTemporarily disable Essential Addons for Elementor until patched
wp plugin deactivate essential-addons-for-elementor
Implement Content Security Policy
linuxAdd CSP headers to restrict script execution sources
Add to .htaccess: Header set Content-Security-Policy "default-src 'self'; script-src 'self' 'unsafe-inline' https://trusted.cdn.com;"
🧯 If You Can't Patch
- Implement web application firewall (WAF) rules to block XSS payloads
- Restrict plugin access to trusted users only using role-based access controls
🔍 How to Verify
Check if Vulnerable:
Check WordPress admin → Plugins → Installed Plugins → Essential Addons for Elementor versionCheck Version:
wp plugin get essential-addons-for-elementor --field=versionVerify Fix Applied:
Verify plugin version is 6.0.8 or higher in WordPress admin📡 Detection & Monitoring
Log Indicators:
- Unusual POST requests to plugin endpoints with script tags
- Multiple failed XSS attempts in web server logs
Network Indicators:
- Outbound connections to suspicious domains from your WordPress site
- Unexpected JavaScript includes in page responses
SIEM Query:
source="web_server" AND ("essential-addons" OR "eafl") AND ("<script>" OR "javascript:" OR "onerror=" OR "onload=")