WordPress blocking json page – Gutenberg editor 403 error
The problem seems to be that your WordPress installation is missing configuration for ‚pretty permalinks‘, that’s why your routes are send using GET parameter ‚rest_route‘. Is there any reason why are you using your WordPress like this? See: https://wordpress.org/support/article/using-permalinks/ https://developer.wordpress.org/rest-api/extending-the-rest-api/routes-and-endpoints/