Redmine

You will see a warning message "nokogumbo: Using Nokogiri::HTML5 provided by Nokogiri" during the startup process. This is due to #32424.

$ bin/rails c -e production
NOTE: nokogumbo: Using Nokogiri::HTML5 provided by Nokogiri. See https://github.com/sparklemotion/nokogiri/issues/2205 for more information.

It can be fixed by simply updating the sanitize gem to 6.0.0.

diff --git a/Gemfile b/Gemfile
index 06869fea7..636e844e6 100644
--- a/Gemfile
+++ b/Gemfile
@@ -51,7 +51,7 @@ end
 group :common_mark do
   gem "html-pipeline", "~> 2.13.2" 
   gem "commonmarker", (RUBY_VERSION < '2.6' ? '0.21.0' : '~> 0.22')
-  gem "sanitize", "~> 5.2" 
+  gem "sanitize", "~> 6.0" 
 end

 # Include database gems for the adapters found in the database