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 web server has been observed running MantisBT, a web-based bug tracking application written in PHP.
MantisBT is a web-based general-purpose bug tracker, licensed under the GNU General Public License (GPL). Traffic observed from this remote host indicates it is running a MantisBT website.
Ensure that the installation runs the latest versions of MantisBT and its plugins are updated with their latest security patches.