Sourcecodester Online Market Place Site v1.0 suffers from an unauthenticated blind SQL Injection Vulnerability allowing remote attackers to dump the SQL database via time-based SQL injection..
https://www.sourcecodester.com/php/15273/online-market-place-site-phpoop-free-source-code.html
https://packetstormsecurity.com/files/168249/Online-Market-Place-Site-1.0-SQL-Injection.html