Horde Gollem 'file' Cross-Site Scripting Vulnerability

Summary
This host is running Horde Gollem and is prone to cross site scripting vulnerability.
Impact
Successful exploitation could allow remote attackers to execute arbitrary HTML and script code in a user's browser session in context of an affected site. Impact Level: Application
Solution
Upgrade to Horde Gollem version 1.1.2 or later, For updates refer to http://www.horde.org/download/app/?app=gollem
Insight
The flaw is caused by improper validation of user-supplied input via the 'file' parameter to 'view.php', which allows attackers to execute arbitrary HTML and script code on the web server.
Affected
Horde Gollem versions before 1.1.2
References