JaxCMS 'index.php' Local File Inclusion Vulnerability

Summary
The host is running JaxCMS and is prone to local file inclusion vulnerability.
Impact
Successful exploitation could allow the attackers to include and execute local files via directory traversal sequences and URL-encoded NULL bytes. Impact Level: Application
Solution
No solution or patch was made available for at least one year since disclosure of this vulnerability. Likely none will be provided anymore. General solution options are to upgrade to a newer release, disable respective features, remove the product or replace the product by another one.
Insight
The flaw is due to error in 'index.php' which is not properly sanitizing user input passed to the 'p' parameter.
Affected
JaxCMS version 1.0 and prior
References