MultiMC Launcher <= 0.6.16 is vulnerable to Directory Traversal.

Directory traversal vulnerability in download.php in Mihalism Multi Host 2.0.7 allows remote attackers to read arbitrary files via a .. (dot dot) in the file parameter.

PHP remote file inclusion vulnerability in source/includes/loadforum.php in Mihalism Multi Forum Host 3.0.x and earlier allows remote attackers to execute arbitrary PHP code via a URL in the mfhrootpath parameter.

rxvt 2.6.4 opens a terminal window on :0 if the DISPLAY environment variable is not set, which might allow local users to hijack X11 connections. NOTE: it was later reported that rxvt-unicode, mrxvt, aterm, multi-aterm, and wterm are also affected. NOTE: realistic attack scenarios require that the victim enters a command on the wrong machine.

SQL injection vulnerability in users.php in Mihalism Multi Host allows remote attackers to execute arbitrary SQL commands via the username parameter in a lostpasswordgo action.