Images to WebP < 1.9 - Multiple Cross Site Request Forgery (CSRF)

The plugin does not have CSRF checks in place when performing some administrative actions, which could result in modification of plugin settings, Denial-of-Service, as well as arbitrary image conversion

PoC

The PoC varies based on the endpoint targeted. Here is one example that will modify the website’s .htaccess file when the form is submitted by a logged in user. This converts file on C:\xampp\htdocs\png_images if WordPress is installed on C:\xampp\htdocs\wordpress, the path is relative to wp-content