CVE-2024-54253
📋 TL;DR
This stored cross-site scripting (XSS) vulnerability in Xpro Elementor Addons WordPress plugin allows attackers to inject malicious scripts into web pages that are then executed when other users view those pages. It affects WordPress sites using Xpro Elementor Addons versions up to 1.4.6.1. Attackers can steal session cookies, redirect users, or perform actions on behalf of authenticated users.
💻 Affected Systems
- Xpro Elementor Addons WordPress Plugin
📦 What is this software?
⚠️ Risk & Real-World Impact
Worst Case
Attackers could steal administrator credentials, take over the WordPress site, install backdoors, or redirect all visitors to malicious sites.
Likely Case
Attackers inject malicious scripts to steal user session cookies, potentially compromising user accounts and performing unauthorized actions.
If Mitigated
With proper input validation and output encoding, the malicious scripts would be neutralized and rendered harmless.
🎯 Exploit Status
Stored XSS vulnerabilities typically require some level of user interaction or content creation privileges, but exploitation is straightforward once access is obtained.
🛠️ Fix & Mitigation
✅ Official Fix
Patch Version: Versions after 1.4.6.1
Restart Required: No
Instructions:
1. Log into WordPress admin panel. 2. Navigate to Plugins → Installed Plugins. 3. Find 'Xpro Elementor Addons' and check if update is available. 4. Click 'Update Now' if update is available. 5. Alternatively, download latest version from WordPress repository and manually update.
🔧 Temporary Workarounds
Disable vulnerable plugin
allTemporarily disable the Xpro Elementor Addons plugin until patched
wp plugin deactivate xpro-elementor-addons
Implement Content Security Policy
allAdd CSP headers to restrict script execution sources
Add to .htaccess: Header set Content-Security-Policy "default-src 'self'; script-src 'self'"
Add to nginx config: add_header Content-Security-Policy "default-src 'self'; script-src 'self'";
🧯 If You Can't Patch
- Implement web application firewall (WAF) rules to block XSS payloads
- Restrict user permissions to prevent untrusted users from creating/modifying content
🔍 How to Verify
Check if Vulnerable:
Check WordPress admin → Plugins → Installed Plugins for Xpro Elementor Addons versionCheck Version:
wp plugin get xpro-elementor-addons --field=versionVerify Fix Applied:
Verify plugin version is 1.4.6.2 or higher in WordPress admin panel📡 Detection & Monitoring
Log Indicators:
- Unusual POST requests to plugin endpoints
- Suspicious script tags in content submissions
- Multiple failed login attempts followed by content creation
Network Indicators:
- Outbound connections to suspicious domains after page loads
- Unexpected script sources in HTTP responses
SIEM Query:
source="wordpress.log" AND ("xpro-elementor-addons" OR "xpro_addons") AND ("script" OR "javascript:" OR "onload=" OR "onerror=")