my wordpress website suffer form an HTTP attack of GET requests from different IP’s from multiple countries ( USA, Germany, Albania, Saudi Arabia…) stressing my server, currently I have enabled Under Attack Mode all these requests getting challenge my server load went down, but I can see on CF firewall the attack is still sending requests!
the attack requests targeting my root domain containing
Query string: ?4712500
all requests containing same query string but with random numbers like
is there any firewall rule to block this kind of query?