CVE-2025-46882
📋 TL;DR
This stored XSS vulnerability in Adobe Experience Manager allows low-privileged attackers to inject malicious JavaScript into form fields. When users visit pages containing the compromised fields, their browsers execute the attacker's code. This affects AEM versions 6.5.22 and earlier.
💻 Affected Systems
- Adobe Experience Manager
📦 What is this software?
⚠️ Risk & Real-World Impact
Worst Case
Attackers could steal session cookies, perform actions as authenticated users, redirect to malicious sites, or install malware on victim systems.
Likely Case
Session hijacking, credential theft, or defacement of web pages through injected content.
If Mitigated
Limited impact with proper input validation, output encoding, and Content Security Policy (CSP) headers in place.
🎯 Exploit Status
Exploitation requires authenticated low-privileged access to vulnerable form fields.
🛠️ Fix & Mitigation
✅ Official Fix
Patch Version: 6.5.23 or later
Vendor Advisory: https://helpx.adobe.com/security/products/experience-manager/apsb25-48.html
Restart Required: Yes
Instructions:
1. Download AEM 6.5.23 or later from Adobe. 2. Backup current installation. 3. Apply update following Adobe's upgrade documentation. 4. Restart AEM services.
🔧 Temporary Workarounds
Input Validation and Output Encoding
allImplement server-side validation and proper output encoding for all user inputs in form fields.
Content Security Policy
allImplement strict CSP headers to restrict script execution sources.
🧯 If You Can't Patch
- Restrict low-privileged user access to vulnerable form fields and components.
- Implement web application firewall (WAF) rules to block XSS payloads.
🔍 How to Verify
Check if Vulnerable:
Check AEM version via admin console or CRXDE Lite. Versions 6.5.22 or earlier are vulnerable.Check Version:
Check via AEM admin console or CRXDE Lite interface.Verify Fix Applied:
Verify AEM version is 6.5.23 or later and test form fields for XSS vulnerabilities.📡 Detection & Monitoring
Log Indicators:
- Unusual form submissions with script tags or JavaScript payloads
- Multiple failed XSS attempts
Network Indicators:
- HTTP requests containing script tags or JavaScript in form parameters
SIEM Query:
source="aem_logs" AND ("<script" OR "javascript:" OR "onerror=" OR "onload=")