Pecio CMS 'template' Multiple Remote File Include Vulnerabilities

Summary
This host is running Pecio CMS and is prone to multiple remote file inclusion vulnerabilities.
Impact
Successful exploitation will let the remote attacker to obtain sensitive information or execute malicious PHP code in the context of the webserver process. 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 an error in the 'post.php', 'article.php', 'blog.php' and 'home.php', which are not properly validating the input data suplied to 'template' parameter.
Affected
Pecio CMS version 2.0.5
References