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All output should be run through an escaping function (see the Security sections in the WordPress Developer Handbooks), found 'md5'.

unlink() is discouraged. Use wp_delete_file() to delete a file.

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

unlink() is discouraged. Use wp_delete_file() to delete a file.

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

unlink() is discouraged. Use wp_delete_file() to delete a file.

Tested up to: 6.8.3 The version number should only include major versions 6.8.

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

$_GET["_wpnonce"] not unslashed before sanitization. Use wp_unslash() or similar

Detected usage of a non-sanitized input variable: $_GET["_wpnonce"]