Updated to use Tomcat 9.0.117.

Signed-off-by: Simon Bennetts <psiinon@gmail.com>

Author: psiinon

CHANGELOG.md

@@ -3,6 +3,10 @@ All notable changes to this project will be documented in this file.
 
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/).
 
+## 2026-05-11
+### Changed
+- Updated to use Tomcat 9.0.117.
+
 ## 2025-09-08
 ### Changed
 - Updated to use Tomcat 9.0.109.

Dockerfile

@@ -16,7 +16,7 @@ RUN apt-get update && apt-get install -y \
 ENV CATALINA_HOME=/opt/tomcat
 ENV PATH=$CATALINA_HOME/bin:$PATH
 
-ENV TOMCAT_VERSION=9.0.109
+ENV TOMCAT_VERSION=9.0.117
 RUN wget https://downloads.apache.org/tomcat/tomcat-9/v${TOMCAT_VERSION}/bin/apache-tomcat-${TOMCAT_VERSION}.tar.gz \
     && mkdir -p /opt/tomcat \
     && tar xzvf apache-tomcat-${TOMCAT_VERSION}.tar.gz -C /opt/tomcat --strip-components=1 \