CVE-2025-43822
📋 TL;DR
This CVE describes stored cross-site scripting (XSS) vulnerabilities in Liferay Portal and DXP where attackers can inject malicious scripts into Terms and Conditions fields. The injected scripts execute when users view affected order pages, potentially compromising user sessions or performing unauthorized actions. Organizations running vulnerable Liferay versions with order management functionality are affected.
💻 Affected Systems
- Liferay Portal
- Liferay DXP
📦 What is this software?
⚠️ Risk & Real-World Impact
Worst Case
Attackers could steal administrator credentials, hijack user sessions, deface websites, or redirect users to malicious sites, potentially leading to complete system compromise.
Likely Case
Attackers inject malicious scripts that execute when users view order pages, potentially stealing session cookies or performing actions as authenticated users.
If Mitigated
With proper input validation and output encoding, the risk is limited to minor data integrity issues or cosmetic website alterations.
🎯 Exploit Status
Requires authenticated access to inject payloads into Terms and Conditions fields. Exploitation requires users to view affected order pages.
🛠️ Fix & Mitigation
✅ Official Fix
Patch Version: Liferay Portal 7.4.3.112+, Liferay DXP 2023.Q4.6+, 2023.Q3.9+, 7.4 update 93+
Vendor Advisory: https://liferay.dev/portal/security/known-vulnerabilities/-/asset_publisher/jekt/content/CVE-2025-43822
Restart Required: No
Instructions:
1. Backup your Liferay instance. 2. Apply the appropriate patch from Liferay's customer portal. 3. Verify the patch installation. 4. Test order management functionality.
🔧 Temporary Workarounds
Input Validation Filter
allImplement server-side input validation to sanitize Terms and Conditions field inputs
Implement custom portlet filter or hook to sanitize 'name' parameter in Terms and Conditions fields
Output Encoding
allApply proper output encoding when displaying Terms and Conditions data
Use Liferay's HtmlUtil.escape() or similar methods when rendering Terms and Conditions fields
🧯 If You Can't Patch
- Disable or restrict access to order management functionality with Terms and Conditions fields
- Implement WAF rules to block XSS payloads targeting Terms and Conditions parameters
🔍 How to Verify
Check if Vulnerable:
Check Liferay version via Control Panel → Configuration → Server Administration → System InformationCheck Version:
Check version in Control Panel or via Liferay APIVerify Fix Applied:
Test injection attempts in Terms and Conditions fields and verify they are properly sanitized📡 Detection & Monitoring
Log Indicators:
- Unusual POST requests to Terms and Conditions endpoints
- JavaScript payloads in request parameters
- Multiple failed validation attempts on order pages
Network Indicators:
- Suspicious patterns in Terms and Conditions field submissions
- Unusual traffic to order management endpoints
SIEM Query:
source="liferay" AND (url_path="/order" OR parameter="name") AND (content="<script>" OR content="javascript:")