Hides disabled WooCommerce variations (unpublished) even when variable product attributes use "Any." Prevents unavailable variations from showing on the frontend.

force-hide-disabled-variations.php

/**
 * Force hide disabled variations even when "Any" is used
 */
add_filter('woocommerce_variation_is_visible', function($visible, $variation_id) {
    $variation = wc_get_product($variation_id);
    
    // If variation is disabled (not published), hide it regardless of "Any" settings
    if ($variation && $variation->get_status() !== 'publish') {
        return false;
    }
    
    return $visible;
}, 10, 2);