A vulnerability was found in Nokogiri up to 1.12.4 on Ruby (Ruby Gem). It has been rated as critical. This issue affects the function Nokogiri::XML::SAX::Parse/Nokogiri::HTML4::SAX::Parser/its alias Nokogiri::HTML::SAX::Parser/Nokogiri::XML::SAX::PushParser/Nokogiri::HTML4::SAX::PushParser/Nokogiri::HTML::SAX::PushParser of the component SAX Parser. Upgrading to version 1.12.5 eliminates this vulnerability. Applying the patch 5bf729ff3cc84709ee3c3248c981584088bf9f6d is able to eliminate this problem. The bugfix is ready for download at github.com. The best possible mitigation is suggested to be upgrading to the latest version.
Nokogiri up to 1.12.4 on Ruby SAX Parser PushParser xml external entity reference
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