WebBrowserPassView by NirSoft is a Windows freeware password recovery tool that can reveal the websites password information that you have stored in web browsers including Internet Explorer, Mozilla Firefox, Google Chrome, Safari, and Opera.
This means that anybody who has physical or remote access to your computer, or any malicious software that gain access to your computer, can easily retrieve your login name and password stored in the web browsers.
These user names and passwords might include login access information to Google, Yahoo, Facebook, Twitter, forums, and even your Internet banking accounts, as long as you have stored them in your web browser under the AutoComplete or AutoFill feature.
Therefore, it is advisable not to store your password in your web browser. You can store your password in a more secured mechanism such as Norton Identity Safe which provides you the similar autocomplete feature but storing your passwords in a more secured way.