Avoid issues with extensions that abuse the_content filter

functions.php

<?php

add_filter( 'woocommerce_gpf_title', function ( $title, $specific_id ) {
	global $post, $gpf_original_post;
	$gpf_original_post = $post;
	$post = get_post( $specific_id );
	setup_postdata( $post );
	return $title;
}, 10, 2 );

add_filter( 'woocommerce_gpf_description', function ( $description, $specific_id, $general_id ) {
	global $post, $gpf_original_post;
	$post = $gpf_original_post;
	wp_reset_postdata();
	return $description;
}, 10, 3);