CVE-2026-126062

The Nokogiri XML and HTML library for Ruby contains a vulnerability affecting versions prior to 1.19.5 when running on JRuby . When parsing untrusted XML with DTDLOAD, DTDVALID, or NOENT options, the NONET restriction can be bypassed if an external DTD or entity uses a short-form IPv4 host or abs...

EUVD-2026-21569

Chamilo LMS is a learning management system. Prior to 1.11.38 and 2.0.0-RC.3, multiple files use simplexmlloadstring without XXE protection. With LIBXMLNOENT flag, arbitrary server files can be read. This vulnerability is fixed in 1.11.38 and 2.0.0-RC.3...

libvirt: unsafe parsing of XML documents allows libvirt DoS and/or arbitrary file read

It was found that libvirt passes the XMLPARSENOENT flag when parsing XML documents using the libxml2 library, in which case all XML entities in the parsed documents are expanded. A user able to force libvirtd to parse an XML document with an entity pointing to a file could use this flaw to read t...

libvirt: unsafe parsing of XML documents allows libvirt DoS and/or arbitrary file read

It was found that libvirt passes the XMLPARSENOENT flag when parsing XML documents using the libxml2 library, in which case all XML entities in the parsed documents are expanded. A user able to force libvirtd to parse an XML document with an entity pointing to a file could use this flaw to read t...