The WP Recipe Maker WordPress plugin before 8.6.1 does not validate and escape some of its shortcode attributes before outputting them back in the page, which could allow users with a role as low as contributor to perform Stored Cross-Site Scripting attacks which could be used against high privilege users such as admin.
https://wpscan.com/vulnerability/a3bf24af-417e-4ca2-886c-bb36bb2d952b