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HTB22943: XSS in Dalbum

Vulnerability ID: HTB22943
Reference: http://www.htbridge.ch/advisory/xss_in_dalbum.html
Product: Dalbum
Vendor: http://www.dalbum.org/ ( http://www.dalbum.org/ ) 
Vulnerable Version: 1.43
Vendor Notification: 05 April 2011 
Vulnerability Type: XSS (Cross Site Scripting)
Risk level: Medium 
Credit: High-Tech Bridge SA Security Research Lab ( http://www.htbridge.ch/advisory/ ) 

Vulnerability Details:
The vulnerability exists due to failure in the "editini.php" script to properly sanitize user-supplied input in "url" variable.
User can execute arbitrary JavaScript code within the vulnerable application.
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.

The following PoC is available: