Summary
When you log in to WFBS console and go to Security Settings > Group > Configure > URL Filtering page, it shows a blank page or "undefined.url_filtering.js" java script error.

Details
This issue occurs because of a corrupted cgiShowClientAdm.exe.
To resolve the issue:
- Download and extract the cgiShowClientAdm.zip file on the affected computer using the password "trend".
- Stop the Trend Micro Security Server Master Service.
- Using the extracted file, replace the existing cgiShowClientAdm.exe files on the following directory: Important: Always create a backup before modifying WFBS files or registry.
- ..\PCCSRV\Web_Console\CGI
- ..\PCCSRV\Web_SMB\Web_Console\CGI
- Start the Trend Micro Security Server Master Service.
- Clear the Internet Explorer cache.
- Access the URL Filtering page again.
If issue still persists, contact Trend Micro Technical Support.