The 404 to 301 – Redirect, Log and Notify 404 Errors WordPress plugin before 3.0.9 does not have CSRF check in place when cleaning the logs, which could allow attacker to make a logged in admin delete all of them via a CSRF attack
https://wpscan.com/vulnerability/cc13db1e-5f7f-49b2-81da-f913cfe70543