CVE-2025-6255
📋 TL;DR
This stored XSS vulnerability in the Dynamic AJAX Product Filters for WooCommerce WordPress plugin allows authenticated attackers with Contributor access or higher to inject malicious scripts into website pages. When users visit compromised pages, the scripts execute in their browsers, potentially stealing credentials or performing unauthorized actions. All WordPress sites using this plugin up to version 1.3.7 are affected.
💻 Affected Systems
- Dynamic AJAX Product Filters for WooCommerce WordPress plugin
⚠️ 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 site, deface pages, redirect users to malicious sites, or install backdoors for persistent access.
Likely Case
Attackers with contributor accounts inject malicious scripts that steal user session cookies, redirect to phishing pages, or display unwanted advertisements.
If Mitigated
With proper user access controls and content security policies, impact is limited to defacement or minor disruption of affected pages.
🎯 Exploit Status
Exploitation requires authenticated access but is technically simple once attacker has contributor-level credentials.
🛠️ Fix & Mitigation
✅ Official Fix
Patch Version: 1.3.8 or later
Vendor Advisory: https://wordpress.org/plugins/dynamic-ajax-product-filters-for-woocommerce/#developers
Restart Required: No
Instructions:
1. Log into WordPress admin panel. 2. Navigate to Plugins → Installed Plugins. 3. Find 'Dynamic AJAX Product Filters for WooCommerce'. 4. Click 'Update Now' if update available. 5. If no update appears, manually download version 1.3.8+ from WordPress.org and replace plugin files.
🔧 Temporary Workarounds
Disable vulnerable plugin
allTemporarily deactivate the plugin until patched
wp plugin deactivate dynamic-ajax-product-filters-for-woocommerce
Restrict user roles
allRemove contributor access from untrusted users
wp user list --role=contributor
wp user set-role <username> subscriber
🧯 If You Can't Patch
- Implement Content Security Policy (CSP) headers to restrict script execution
- Enable WordPress security plugins with XSS protection like Wordfence
🔍 How to Verify
Check if Vulnerable:
Check plugin version in WordPress admin under Plugins → Installed Plugins. If version is 1.3.7 or lower, you are vulnerable.Check Version:
wp plugin get dynamic-ajax-product-filters-for-woocommerce --field=versionVerify Fix Applied:
After updating, verify plugin version shows 1.3.8 or higher. Test filter functionality works without errors.📡 Detection & Monitoring
Log Indicators:
- Unusual POST requests to filter endpoints with script tags in parameters
- Multiple failed login attempts followed by contributor account access
Network Indicators:
- Outbound connections to suspicious domains from your WordPress site
- Unexpected JavaScript loading from your domain
SIEM Query:
source="wordpress" AND (uri_path="*filter*" AND (param="*className*" AND value="*script*"))🔗 References
- https://plugins.trac.wordpress.org/browser/dynamic-ajax-product-filters-for-woocommerce/tags/1.1.7/includes/blocks_widget_create.php#L408
- https://plugins.trac.wordpress.org/changeset/3350071/
- https://wordpress.org/plugins/dynamic-ajax-product-filters-for-woocommerce/#developers
- https://www.wordfence.com/threat-intel/vulnerabilities/id/50bfbde2-2ccc-483a-95f5-a2ad284fda23?source=cve
