The WPLP Cookie Consent WordPress plugin before 4.4.2 does not have capability or nonce checks on some of its A/B testing actions, allowing any authenticated user, such as a subscriber, to overwrite the cookie banner configuration shown to every visitor and to irreversibly reset the stored A/B test results.
https://wpscan.com/vulnerability/a1ddc435-b25f-4e6b-bc7e-55a73d4f60c8/