var payload = '<svg xmlns="http://www.w3.org/2000/svg"><g onload="javascript:alert(1)"></g></svg>';

document.createElement('body').innerHTML = payload;

document.implementation.createHTMLDocument().write(payload);

new DOMParser().parseFromString(payload, 'text/html');

var xhr = new XMLHttpRequest;
xhr.responseType='document'
xhr.open('GET', 'data:text/html,', false);
xhr.send(null);
xhr.response.body.innerHTML=payload;