CVE-2025-64887
📋 TL;DR
This DOM-based XSS vulnerability in Adobe Experience Manager allows low-privileged attackers to execute malicious JavaScript in victims' browsers when users interact with crafted URLs or manipulated pages. It affects AEM versions 6.5.23 and earlier, requiring user interaction for successful exploitation.
💻 Affected Systems
- Adobe Experience Manager
📦 What is this software?
⚠️ Risk & Real-World Impact
Worst Case
Attacker steals session cookies, performs actions as the victim, or redirects to malicious sites, potentially leading to account compromise or data theft.
Likely Case
Session hijacking, defacement of user interface elements, or credential theft through phishing-like attacks.
If Mitigated
Limited impact due to same-origin policy restrictions and requirement for user interaction, with proper input validation preventing exploitation.
🎯 Exploit Status
Exploitation requires low-privileged attacker access and user interaction, making automated attacks difficult.
🛠️ Fix & Mitigation
✅ Official Fix
Patch Version: 6.5.24 or later
Vendor Advisory: https://helpx.adobe.com/security/products/experience-manager/apsb25-115.html
Restart Required: Yes
Instructions:
1. Download AEM 6.5.24 or later from Adobe distribution. 2. Backup current installation. 3. Apply the update following Adobe's upgrade documentation. 4. Restart AEM services.
🔧 Temporary Workarounds
Input Validation Filter
allImplement custom servlet filters to sanitize user input and prevent XSS payloads.
Implement Java servlet filter with OWASP Java Encoder library for output encoding
Content Security Policy
allDeploy strict CSP headers to limit script execution sources.
Add 'Content-Security-Policy: script-src 'self'' to HTTP responses
🧯 If You Can't Patch
- Implement web application firewall with XSS protection rules
- Restrict low-privileged user access to AEM authoring interfaces
🔍 How to Verify
Check if Vulnerable:
Check AEM version via CRXDE Lite or system/console/status-productinfo endpointCheck Version:
curl -u admin:password http://localhost:4502/system/console/status-productinfo | grep 'Adobe Experience Manager'Verify Fix Applied:
Verify version is 6.5.24 or later and test XSS payloads are properly sanitized📡 Detection & Monitoring
Log Indicators:
- Unusual JavaScript payloads in request logs
- Multiple failed login attempts from single IP
Network Indicators:
- Requests with suspicious script tags or JavaScript in parameters
SIEM Query:
source="aem-access.log" AND ("<script>" OR "javascript:" OR "onerror=" OR "onload=")