The Depicter — Popup & Slider Builder WordPress plugin before 4.8.0 does not validate the type of a file uploaded through its import feature and does not remove a malformed upload, allowing users with editor-level access to write an arbitrary file (including executable PHP) into a web-accessible directory, which can lead to remote code execution.
https://wpscan.com/vulnerability/c32e6a11-98f2-48e8-be64-f0c1966ddc18/