Saving passwords in Firefox makes it easy to access websites requiring you to log in without having to remember your username and password, but it comes with a significant security risk.
A full list of all your saved passwords in Firefox is available to anyone within a few clicks if they gain access to your computer.
The procedure to see all your saved passwords is simple: Tools/Options >> Options >> Security >> Saved Passwords >> Show passwords.
There is luckily an easy way to protect your saved passwords in Firefox (apart from making sure that you never leave your computer unattended) – set a master password.
To set a master password Tools/Options >> Options >> Security >> Select “Use a master password”.
Using a master password makes surfing the web less convenient, but removing the risk of having all your passwords exposed may be worth it.