    function iterateMustacheNode (node) {
      const list = $(node).contents().toArray()
      list.forEach(item => {
        if (item.type === 'text') {
          const rawText = $(item).text()
          if (mustacheRegExp.test(rawText)) {
            $(item).parent().attr('v-pre', true)
          }
        } else {
          iterateMustacheNode(item)
        }
      })
    }
The software does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users.