Nagios XI 5.5.6 allows remote authenticated attackers to reset and regenerate the API key of more privileged users. The attacker can then use the new API key to execute API calls at elevated privileges.
SQL injection vulnerability in functions/prepend_adm.php in Nagios Core Config Manager in Nagios XI before 2012R2.4 allows remote attackers to execute arbitrary SQL commands via the tfPassword parameter to nagiosql/index.php.