Projectworlds Online Art Gallery Project 1.0 allows unauthenticated users to perform arbitrary file uploads via the adminHome.php page. Note: This has been disputed as not a valid vulnerability.
https://www.exploit-db.com/exploits/51524
https://www.chtsecurity.com/news/afe25fb4-55ac-45d9-9ece-cbc1edda2fb2%20
https://www.chtsecurity.com/news/ad3cee07-3e35-45c0-97f9-811cce13dda9