Facebook Console Error

Problem statement

The following error is seen in the console. Is this error coming from Auth0, and how does it impact our application?

This is a browser feature intended for developers. If someone told you to copy-paste something here to enable a Facebook feature or “hack” someone’s account, it is a scam and will give them access to your Facebook account."


  • Error appears in the console.


This error likely appears in the console when utilizing a Facebook social login. It is triggered if their endpoints are hit.


This error does not come from Auth0. It is simply a warning coming from Facebook. The warning tells the user not to paste any unknown/untrusted code into the developer console. This is to prevent XSS attacks or potentially giving someone access to your Facebook account.