I just closed our forum. Stopped mysqld. Then restarted it. Then reopened the forum. The %CPU is varying between 1% and 790% (using top). I've also been noticing a much higher than normal view count on our website. Could this be some sort of a denial of service attack?

The Stovebolt Geek
https://www.stovebolt.com/ubbthreads/ubbthreads.php

Server Information
UBB.threads Version 8.0.0
Release 20240826
Server OS Linux
Server Load 0.11
Web Server Apache/2.4.37
PHP Version 8.3.11
MYSQL Version 8.0.39
Database Size 1.82 GB