Vulnerability ID: HTB22763 Reference: http://www.htbridge.ch/advisory/csrf_cross_site_request_forgery_in_open_blog.html Product: Open blog Vendor: K5 Storitve ( http://www.open-blog.info/ ) Vulnerable Version: 1.2.1 Vendor Notification: 15 December 2010 Vulnerability Type: CSRF (Cross-Site Request Forgery) Status: Not Fixed, Vendor Alerted, Awaiting Vendor Response Risk level: Low Credit: High-Tech Bridge SA - Ethical Hacking & Penetration Testing (http://www.htbridge.ch/) Vulnerability Details: The vulnerability exists due to failure in the "/admin/posts/create" script to properly verify the source of HTTP request. Successful exploitation of this vulnerability could result in a compromise of the application, theft of cookie-based authentication credentials, disclosure or modification of sensitive data. Attacker can use browser to exploit this vulnerability. The following PoC is available: