I also tried this
I changed the root .htaccess filter from:
RewriteCond %{QUERY_STRING} ^.*(\[|\]|\(|\)<|>|%3c|%3e|%5b|%5d).* [NC,OR]
to:
RewriteCond %{QUERY_STRING} ^.*(\[|\]|<|>|%3c|%3e|%5b|%5d).* [NC,OR]
After that, the dashboard says ‘Loading’, but it doesn’t show data.