The User Verification by PickPlugins WordPress plugin through 2.0.47 does not verify that a request to resend a verification email is authorized to act on the supplied user, nor bind the protecting token to that user, allowing unauthenticated attackers to reset arbitrary users' email-verification status and lock them, including administrators, out of their accounts.
https://wpscan.com/vulnerability/4dff3634-4b4f-48e2-a8c9-dda7e2b682fd/