NPM: xmldom: XML fragment injection via invalid EntityReference.nodeName during requireWellFormed serialization

NPM: xmldom: XML fragment injection via invalid EntityReference.nodeName during requireWellFormed serialization vulnerability discovered by ? in WordPress Npm xmldom versions = 0.6.0...

xmldom: XML fragment injection via invalid EntityReference.nodeName during requireWellFormed serialization

Summary An EntityReference node can be created with an invalid, attacker-controlled name through Document.createEntityReferencename. When this node is serialized directly with: js serializer.serializeToStringref, requireWellFormed: true the invalid nodeName is emitted into the serialized XML...

CVE-2026-83610 xmldom: XML fragment injection via invalid EntityReference.nodeName during requireWellFormed serialization

xmldom is a pure JavaScript W3C standard-based XML DOM Level 2 Core DOMParser and XMLSerializer module. Prior to @xmldom/xmldom versions 0.8.15 and 0.9.12, and in xmldom version 0.6.0 and earlier, Document.createEntityReferencename accepts an invalid name and the ENTITYREFERENCENODE serializer...

CVE-2026-83610 xmldom: XML fragment injection via invalid EntityReference.nodeName during requireWellFormed serialization

xmldom is a pure JavaScript W3C standard-based XML DOM Level 2 Core DOMParser and XMLSerializer module. Prior to @xmldom/xmldom versions 0.8.15 and 0.9.12, and in xmldom version 0.6.0 and earlier, Document.createEntityReferencename accepts an invalid name and the ENTITYREFERENCENODE serializer...