CVE-2025-22801
📋 TL;DR
This stored XSS vulnerability in the Free WooCommerce Theme 99fy Extension WordPress plugin allows attackers to inject malicious scripts into web pages. When users view affected pages, the scripts execute in their browsers, potentially stealing session cookies or performing actions on their behalf. All WordPress sites using vulnerable versions of this plugin are affected.
💻 Affected Systems
- Free WooCommerce Theme 99fy Extension (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 inject malicious JavaScript to steal user session cookies, potentially compromising user accounts and performing unauthorized actions on their behalf.
If Mitigated
With proper input validation and output encoding, malicious scripts would be neutralized before reaching users' browsers, preventing exploitation.
🎯 Exploit Status
Stored XSS typically requires some level of user interaction or content submission capability. The exact attack vector isn't specified in the CVE description.
🛠️ Fix & Mitigation
✅ Official Fix
Patch Version: Version after 1.2.8
Restart Required: No
Instructions:
1. Log into WordPress admin panel. 2. Navigate to Plugins → Installed Plugins. 3. Find 'Free WooCommerce Theme 99fy Extension'. 4. Click 'Update Now' if available. 5. If no update is available, deactivate and delete the plugin, then install the latest version from the WordPress repository.
🔧 Temporary Workarounds
Disable Plugin
allTemporarily deactivate the vulnerable plugin until a patch can be applied
wp plugin deactivate 99fy-core
Content Security Policy
allImplement a strict Content Security Policy header to mitigate XSS attacks
Add to .htaccess: Header set Content-Security-Policy "default-src 'self'; script-src 'self'"
Add to nginx config: add_header Content-Security-Policy "default-src 'self'; script-src 'self'";
🧯 If You Can't Patch
- Implement a Web Application Firewall (WAF) with XSS protection rules
- Disable user content submission features that might be vulnerable
🔍 How to Verify
Check if Vulnerable:
Check WordPress admin → Plugins → Installed Plugins for 'Free WooCommerce Theme 99fy Extension' version 1.2.8 or earlierCheck Version:
wp plugin get 99fy-core --field=versionVerify Fix Applied:
Verify plugin version is higher than 1.2.8 in WordPress admin panel📡 Detection & Monitoring
Log Indicators:
- Unusual POST requests to plugin endpoints
- Suspicious JavaScript in database content fields
- Multiple failed XSS attempts in web server logs
Network Indicators:
- Unexpected outbound connections from user browsers after visiting specific pages
- Suspicious JavaScript payloads in HTTP requests
SIEM Query:
source="web_server" AND ("99fy" OR "99fy-core") AND ("script" OR "javascript" OR "onload" OR "onerror")