Multiple SQL injection vulnerabilities in VHCS 2.4 and earlier allow remote attackers to execute arbitrary SQL commands via certain inputs from HTTP POST queries.

Cross-site scripting (XSS) vulnerability in gui/errordocs/index.php in Virtual Hosting Control System (VHCS) 2.2.0 through 2.4.6.2 allows remote attackers to inject arbitrary web script or HTML via query strings that are included in an error message, as demonstrated using a parameter containing script.

Cross-site scripting (XSS) vulnerability in Virtual Hosting Control System (VHCS) 2.4.7.1 with v.1 patch and earlier allows remote attackers to inject arbitrary web script or HTML via the username, which is recorded in a log file but not properly handled when the administrator uses the admin log utility to read the log file.

change_password.php in Virtual Hosting Control System (VHCS) 2.4.7.1 and earlier does not verify the old password when a user changes the password, which may allow remote attackers to gain unauthorized access.

The check_login function in login.php in Virtual Hosting Control System (VHCS) 2.4.7.1 and earlier does not exit when authentication fails, which allows remote attackers to gain unauthorized access.

add_user.php in Virtual Hosting Control System (VHCS) 2.4.7.1 and earlier does not check user privileges when adding a new administrative user, which allows remote attackers to gain unauthorized access.

Multiple cross-site scripting (XSS) vulnerabilities in admin/server_day_stats.php in Virtual Hosting Control System (VHCS) allow remote attackers to inject arbitrary web script or HTML via the (1) day, (2) month, or (3) year parameter.