The calculated severity for Plugins has been updated to use CVSS v3 by default. Plugins that do not have a CVSS v3 score will fall back to CVSS v2 for calculating severity. Severity display preferences can be toggled in the settings dropdown.
The remote host is performing a port scan scan using Nikto.
The remote host is performing a port scan using Nikto, a popular open-source web vulnerability scanner.
Ensure that this tool is authorized according to corporate policies and guidelines.