CVE-2024-29777
📋 TL;DR
This vulnerability allows attackers to inject malicious scripts into web pages generated by the Forminator WordPress plugin. When users visit a specially crafted URL, the scripts execute in their browsers, potentially stealing session cookies or performing actions on their behalf. All WordPress sites using Forminator versions up to 1.29.0 are affected.
💻 Affected Systems
- WordPress Forminator Plugin
📦 What is this software?
⚠️ Risk & Real-World Impact
Worst Case
Attackers could steal administrator session cookies, take over WordPress sites, deface websites, or redirect visitors to malicious sites.
Likely Case
Attackers steal user session cookies or credentials, perform actions as authenticated users, or redirect users to phishing pages.
If Mitigated
With proper input validation and output encoding, malicious scripts are neutralized before reaching users' browsers.
🎯 Exploit Status
Reflected XSS typically requires user interaction (clicking malicious link) but is easy to exploit.
🛠️ Fix & Mitigation
✅ Official Fix
Patch Version: 1.29.1 or later
Vendor Advisory: https://patchstack.com/database/vulnerability/forminator/wordpress-forminator-plugin-1-29-0-reflected-cross-site-scripting-xss-vulnerability?_s_id=cve
Restart Required: No
Instructions:
1. Log into WordPress admin panel. 2. Navigate to Plugins > Installed Plugins. 3. Find Forminator and click 'Update Now'. 4. Verify version is 1.29.1 or higher.
🔧 Temporary Workarounds
Disable Forminator Plugin
allTemporarily disable the vulnerable plugin until patched.
wp plugin deactivate forminator
Implement WAF Rules
allAdd web application firewall rules to block XSS payloads targeting Forminator endpoints.
🧯 If You Can't Patch
- Implement Content Security Policy (CSP) headers to restrict script execution
- Use browser security features like HttpOnly cookies and SameSite attributes
🔍 How to Verify
Check if Vulnerable:
Check WordPress admin panel > Plugins > Forminator version. If version is 1.29.0 or lower, you are vulnerable.Check Version:
wp plugin get forminator --field=versionVerify Fix Applied:
After updating, verify Forminator version is 1.29.1 or higher in WordPress plugins list.📡 Detection & Monitoring
Log Indicators:
- Unusual GET/POST requests to Forminator endpoints with script tags or JavaScript payloads
- Multiple failed XSS attempts in web server logs
Network Indicators:
- HTTP requests containing <script>, javascript:, or encoded XSS payloads targeting /wp-content/plugins/forminator/
SIEM Query:
source="web_logs" AND (uri_path="*forminator*" AND (query="*<script>*" OR query="*javascript:*" OR query="*onerror=*"))🔗 References
- https://patchstack.com/database/vulnerability/forminator/wordpress-forminator-plugin-1-29-0-reflected-cross-site-scripting-xss-vulnerability?_s_id=cve
- https://patchstack.com/database/vulnerability/forminator/wordpress-forminator-plugin-1-29-0-reflected-cross-site-scripting-xss-vulnerability?_s_id=cve
