diff --git a/Dockerfile b/Dockerfile
index 3753f53985..8848a7ae20 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -9,7 +9,6 @@ ENV PIP_INSTALL="python3 -m pip install"
 ADD https://deb.nodesource.com/setup_14.x /tmp
 ADD https://dl.google.com/linux/direct/google-chrome-stable_current_amd64.deb /tmp
 ADD https://packages.microsoft.com/config/ubuntu/21.04/packages-microsoft-prod.deb /tmp
-ADD http://archive.ubuntu.com/ubuntu/pool/main/o/openssl/libssl1.1_1.1.1f-1ubuntu2_amd64.deb /tmp
 COPY dist/bzt*whl /tmp
 
 WORKDIR /tmp
@@ -26,7 +25,7 @@ RUN $PIP_INSTALL --user --upgrade pip pillow oauthlib pyjwt httplib2 numpy
 
 RUN $APT_UPDATE && $APT_INSTALL \
     unzip software-properties-common apt-transport-https \
-    openjdk-11-jdk xvfb siege apache2-utils ruby ruby-dev make nodejs locales tsung
+    openjdk-11-jdk xvfb siege apache2-utils ruby ruby-dev make nodejs locales tsung dotnet-sdk-6.0
 
 # firefox repo - do not use snap
 RUN printf '%s\n' 'Package: firefox*' 'Pin: release o=Ubuntu*' 'Pin-Priority: -1' > /etc/apt/preferences.d/firefox-no-snap
@@ -37,7 +36,7 @@ RUN $APT_UPDATE && $APT_INSTALL firefox
 RUN locale-gen "en_US.UTF-8" && update-locale LANG=en_US.UTF-8 LC_ALL=en_US.UTF-8
 
 # Force cgi version to fix CVE-2021-41816 -> updated to 0.2.1
-RUN gem install rspec rake selenium-webdriver cgi:0.2.1 && gem update bundler date && gem cleanup \
+RUN gem install rspec rake selenium-webdriver cgi:0.3.5 && gem update bundler date && gem cleanup \
     && rm /usr/lib/ruby/gems/3.0.0/specifications/default/cgi-0.2.0.gemspec \
     && rm /usr/lib/ruby/gems/3.0.0/specifications/default/bundler-2.2.22.gemspec \
     && rm /usr/lib/ruby/gems/3.0.0/specifications/default/date-3.1.0.gemspec
@@ -47,13 +46,6 @@ RUN gem install rspec rake selenium-webdriver cgi:0.2.1 && gem update bundler da
 RUN $APT_INSTALL ./google-chrome-stable_current_amd64.deb \
   && mv /opt/google/chrome/google-chrome /opt/google/chrome/_google-chrome
 
-# Get .NET Core
-RUN dpkg -i libssl1.1_1.1.1f-1ubuntu2_amd64.deb
-RUN $APT_INSTALL ./packages-microsoft-prod.deb \
-   # Update is required because packages-microsoft-prod.deb installation add repositories for dotnet
-   && $APT_UPDATE \
-   && $APT_INSTALL dotnet-sdk-3.1
-
 # Install K6
 RUN $APT_INSTALL gpg-agent \
   && gpg -k \
diff --git a/bzt/modules/javascript.py b/bzt/modules/javascript.py
index a81b207b23..f78e7b4939 100644
--- a/bzt/modules/javascript.py
+++ b/bzt/modules/javascript.py
@@ -330,7 +330,7 @@ def install(self):
 
 
 class Mocha(NPMPackage):
-    PACKAGE_NAME = "mocha@9.2.2"
+    PACKAGE_NAME = "mocha@10.1.0"
 
 
 class JSSeleniumWebdriver(NPMPackage):
diff --git a/bzt/modules/jmeter.py b/bzt/modules/jmeter.py
index f14662aec8..993b237fb7 100644
--- a/bzt/modules/jmeter.py
+++ b/bzt/modules/jmeter.py
@@ -1582,9 +1582,9 @@ def _get_jar_fixes(self, lib_dir):
         affected_components = {
             # Needs to be <1.4.18 for old Jmeters https://stackoverflow.com/questions/30812293/com-thoughtworks-xstream-security-forbiddenclassexception
             "xstream": "com/thoughtworks/xstream/xstream/1.4.20/xstream-1.4.20.jar",
-            "jackson-annotations": "com/fasterxml/jackson/core/jackson-annotations/2.14.1/jackson-annotations-2.14.1.jar",
-            "jackson-core": "com/fasterxml/jackson/core/jackson-core/2.14.1/jackson-core-2.14.1.jar",
-            "jackson-databind": "com/fasterxml/jackson/core/jackson-databind/2.14.1/jackson-databind-2.14.1.jar",
+            "jackson-annotations": "com/fasterxml/jackson/core/jackson-annotations/2.15.0/jackson-annotations-2.15.0.jar",
+            "jackson-core": "com/fasterxml/jackson/core/jackson-core/2.15.0/jackson-core-2.15.0.jar",
+            "jackson-databind": "com/fasterxml/jackson/core/jackson-databind/2.15.0/jackson-databind-2.15.0.jar",
             "json-smart": "net/minidev/json-smart/2.4.8/json-smart-2.4.8.jar",
             "jsoup": "org/jsoup/jsoup/1.15.3/jsoup-1.15.3.jar",
             "snakeyaml": "org/yaml/snakeyaml/2.0/snakeyaml-2.0.jar",
diff --git a/examples/all-executors.yml b/examples/all-executors.yml
index bf97c9d574..9e00522cff 100644
--- a/examples/all-executors.yml
+++ b/examples/all-executors.yml
@@ -106,20 +106,6 @@ execution:
   scenario:
     script: functional/test_nose.py
 
-- executor: nunit  # IsFive_ExistingVariable_ReturnFive - 10 samples
-  concurrency: 1
-  hold-for: 10s
-  iterations: 10
-  scenario:
-    script: selenium/dotnet/NUnitTests.dll
-
-- executor: xunit  # IsFive_ExistingVariable_ReturnFive - 10 more samples
-  concurrency: 1
-  hold-for: 10s
-  iterations: 10
-  scenario:
-    script: selenium/dotnet/XUnitTests.dll
-
 - executor: pytest  # test_Pytest x2
   concurrency: 1
   hold-for: 10s