CVE-2025-49042
📋 TL;DR
This stored cross-site scripting (XSS) vulnerability in WooCommerce allows attackers to inject malicious scripts into web pages that are then executed when other users view those pages. It affects all WooCommerce installations running versions up to 10.0.2. Attackers could steal session cookies, redirect users to malicious sites, or perform actions on behalf of authenticated users.
💻 Affected Systems
- WooCommerce
⚠️ Manual Verification Required
This CVE does not have specific version information in our database, so automatic vulnerability detection cannot determine if your system is affected.
Why? The CVE database entry doesn't specify which versions are vulnerable (no version ranges provided by the vendor/NVD).
🔒 Custom verification scripts are available for registered users. Sign up free to download automated test scripts.
- Review the CVE details at NVD
- Check vendor security advisories for your specific version
- Test if the vulnerability is exploitable in your environment
- Consider updating to the latest version as a precaution
⚠️ Risk & Real-World Impact
Worst Case
Attackers could steal administrator credentials, take over the WordPress/WooCommerce site, access customer payment information, or distribute malware to site visitors.
Likely Case
Attackers steal user session cookies to hijack accounts, deface the website, or redirect users to phishing pages.
If Mitigated
With proper input validation and output encoding, the attack would fail to execute malicious scripts.
🎯 Exploit Status
Exploitation requires finding and exploiting specific input vectors where user input is improperly sanitized before being included in generated web pages.
🛠️ Fix & Mitigation
✅ Official Fix
Patch Version: 10.0.3 or later
Restart Required: No
Instructions:
1. Log into WordPress admin panel. 2. Navigate to Plugins → Installed Plugins. 3. Find WooCommerce and click 'Update Now' if available. 4. Alternatively, download WooCommerce 10.0.3+ from WordPress.org and manually update via FTP/SFTP.
🔧 Temporary Workarounds
Input Validation Web Application Firewall (WAF)
allDeploy a WAF with XSS protection rules to filter malicious input before it reaches WooCommerce.
🧯 If You Can't Patch
- Implement Content Security Policy (CSP) headers to restrict script execution sources
- Enable WordPress security plugins with XSS protection features
🔍 How to Verify
Check if Vulnerable:
Check WooCommerce version in WordPress admin under Plugins → Installed Plugins. If version is 10.0.2 or lower, you are vulnerable.Check Version:
wp plugin get woocommerce --field=versionVerify Fix Applied:
After updating, verify WooCommerce version shows 10.0.3 or higher in WordPress admin.📡 Detection & Monitoring
Log Indicators:
- Unusual POST requests containing script tags or JavaScript code to WooCommerce endpoints
- Multiple failed XSS attempts in web server logs
Network Indicators:
- HTTP requests with suspicious parameters containing <script> tags or JavaScript events
SIEM Query:
source="web_server_logs" AND ("<script" OR "javascript:" OR "onerror=" OR "onload=") AND uri="*woocommerce*"