Source : https://codex.wordpress.org/Debugging_in_WordPress

Debug Wordpress

wp-config.php

 // Enable WP_DEBUG mode
define( 'WP_DEBUG', true );
 
// Enable Debug logging to the /wp-content/debug.log file
define( 'WP_DEBUG_LOG', true );
 
// Disable display of errors and warnings 
define( 'WP_DEBUG_DISPLAY', false );
@ini_set( 'display_errors', 0 );
 
// Use dev versions of core JS and CSS files (only needed if you are modifying these core files)
define( 'SCRIPT_DEBUG', true );

sudo apt-get install ruby-rubygems ruby-dev
export PATH="$PATH":/home/jibe/.local/share/gem/ruby/3.0.0/bin
gem install --user-install wpscan
wpscan --url https://wp.acme.fr -o wpscan_wp.acme.fr.txt