print_r() found. Debug code should not normally be used in production.

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

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

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

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

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

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

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

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

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