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Vulnerability ID: HTB22498
Reference: http://www.htbridge.ch/advisory/xss_vulnerability_in_open_blog_1.html
Product: Open Blog
Vendor: Tomaž Muraus ( http://www.open-blog.info/ )
Vulnerable Version: 1.2.1 and Probably Prior Versions
Vendor Notification: 22 July 2010
Vulnerability Type: Stored XSS (Cross Site Scripting)
Status: Not Fixed, Vendor Alerted, Awaiting Vendor Response
Risk level: Medium
Credit: High-Tech Bridge SA - Ethical Hacking & Penetration Testing (http://www.htbridge.ch/)
Vulnerability Details:
User can execute arbitrary JavaScript code within the vulnerable application.
The vulnerability exists due to failure in the "/application/modules/admin/controllers/pages.php" script to properly sanitize user-supplied input in "content" variable. 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.
An attacker can use browser to exploit this vulnerability. The following PoC is available: