CVE-2026-57234

A flaw was found in Nokogiri, an XML and HTML library for Ruby. The NONET parse option, intended to prevent external resource fetching, was not correctly enforced in the JRuby implementation of Nokogiri::XML::Schema. This oversight could allow a specially crafted XML schema to fetch external...

CVE-2026-57234: Improper Handling of Case Sensitivity

Nokogiri is an open source XML and HTML library for the Ruby programming language. Prior to 1.19.4, the NONET parse option, which Nokogiri turns on by default for Nokogiri::XML::Schema see CVE-2020-26247, was not correctly enforced on the JRuby implementation. As a result, a schema parsed with...