CVE-2019-5477: Command Injection

August 16, 2019 (updated September 26, 2019)

A command injection vulnerability in Nokogiri allows commands to be executed in a subprocess via Ruby’s Kernel.open method. Processes are vulnerable only if the undocumented method Nokogiri::CSS::Tokenizer#load_file is being called with unsafe user input as the filename.

References

github.com/sparklemotion/nokogiri/issues/1915
nvd.nist.gov/vuln/detail/CVE-2019-5477

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