Serendipity 'serendipity_admin.php' Cross Site Scripting Vulnerability

Summary
This host is running Serendipity and is prone to cross site scripting vulnerability.
Impact
Successful exploitation will allow attacker to steal cookie-based authentication credentials, disclosure or modification of sensitive data. Impact Level: Application
Solution
Upgrade to Serendipity version 1.5.4 or later. For updates refer to http://www.s9y.org/12.html
Insight
The flaw exists due to failure in the 'include/functions_entries.inc.php' script to properly sanitize user-supplied input in 'serendipity[body]' variable.
Affected
Serendipity prior to 1.5.4 and on all platforms.
References