Directory traversal vulnerability in Simple PHP Blog (SPHPBlog) 0.3.7c allows remote attackers to read or create arbitrary files via a .. (dot dot) in the entry parameter.
https://exchange.xforce.ibmcloud.com/vulnerabilities/18802
https://euvd.enisa.europa.eu/vulnerability/EUVD-2005-0215
http://www.securityfocus.com/bid/12193
http://marc.info/?l=bugtraq&m=110512850603989&w=2
http://archives.neohapsis.com/archives/fulldisclosure/2005-01/0210.html