Super Simple Event Calendar

All output should be run through an escaping function (see the Security sections in the WordPress Developer Handbooks), found 'get_the_ID'.

All output should be run through an escaping function (see the Security sections in the WordPress Developer Handbooks), found '$ssec_event_show_day_checked'.

All output should be run through an escaping function (see the Security sections in the WordPress Developer Handbooks), found '$ssec_event_show_time_checked'.

All output should be run through an escaping function (see the Security sections in the WordPress Developer Handbooks), found 'get_the_title'.

rand() is discouraged. Use the far less predictable wp_rand() instead.

All output should be run through an escaping function (see the Security sections in the WordPress Developer Handbooks), found '$widget_html'.

Detected usage of a possibly undefined superglobal array index: $_POST['yy']. Use isset() or empty() to check the index exists before using it

$_POST['yy'] not unslashed before sanitization. Use wp_unslash() or similar

Detected usage of a non-sanitized input variable: $_POST['yy']

Detected usage of a possibly undefined superglobal array index: $_POST['mm']. Use isset() or empty() to check the index exists before using it