GridServer 7.1.0 Hotfix02 has been released. Here are the release notes:
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Introduction

This Hotfix is not cumulative.  

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Affected Components for 7.1.0_hotfix02

The following components are updated by this hotfix:

Tomcat

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Closed Issues in 7.1.0_hotfix02 (This Release)

Tomcat
GS-18138
Apache Tomcat has been upgraded to version 9.0.75. 

GS-18164
Tomcat version is not displayed when you provide the wrong URL.
In terms of upgrade, the following steps need to be performed manually:
 # Stop the server.
 # Make a backup of the old server.xml file.
 # Update DS_DATA\conf\server.xml as follows:
Add the following line:
<Valve className="org.apache.catalina.valves.ErrorReportValve" showReport="false" showServerInfo="false" />
After tag:
<Host name="localhost"
appBase="${catalina.home}/webapps"
autoDeploy="false" 
deployXML="false">
 # Start the server.


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To download this hotfix, login to the Support Portal and navigate to Downloads > Hotfixes > AvailableDownloads > DataSynapse > GridServer > 7.1.0.