Description
Cross-site scripting (XSS) vulnerability in upgrade.php in the Disqus Comment System plugin before 2.76 for WordPress allows remote attackers to inject arbitrary web script or HTML via the step parameter.
Public exploits
Exploit or proof-of-concept code for this vulnerability is publicly available, which lowers the bar for attackers. Treat it as a reason to patch sooner.
Third-party code, not reviewed by us. Public PoCs are sometimes fake or contain malware. Read the code first and run it only in an isolated lab, against systems you are authorised to test.
Exploit-DB 1
- WordPress Plugin Disqus 2.7.5 - Cross-Site Request Forgery (Admin Persistent) / Cross-Site Scripting EDB-34336 · webapps · Aug 14, 2014
Sources: PoC-in-GitHub, Metasploit Framework, Exploit-DB — updated daily. Only links are listed; no exploit code is hosted here.
References
- https://wordpress.org/plugins/disqus-comment-system/other_notes
- http://packetstormsecurity.com/files/127847/WordPress-Disqus-2.7.5-CSRF-Cross-Site-Scripting.html
- 20140812 Multiple Vulnerabilities in Disqus for Wordpress v2.7.5 mailing-list
- https://www.nikcub.com/posts/multiple-vulnerabilities-in-disqus-wordpress-plugin
- 69205 vdb-entry