Block the Windows Shortcut Exploit The Windows Shortcut Exploit is a zero-day vulnerability in all versions of Windows that allows a Windows shortcut link to run a malicious DLL file. Our free, easy-to-use tool blocks this exploit from running on your computer. First, check your computer Before downloading this free tool, first scan your computer with your existing anti-virus to check for and remove malware that may be present. Stay protected from the exploit After you have scanned your computer, download and install our Windows Shortcut Exploit Protection Tool. Our tool will notify you if you happen to browse to an exploited link and it will block the exploit from running. Please note: Existing Sophos Endpoint customers are already protected from the Windows Shortcut Exploit and do not need to install this tool.