The Fancy Product Designer WordPress plugin before 4.6.9 allows unauthenticated attackers to upload arbitrary files, resulting in remote code execution.
https://www.wordfence.com/blog/2021/06/critical-0-day-in-fancy-product-designer-under-active-attack/
https://wpscan.com/vulnerability/82c52461-1fdc-41e4-9f51-f9dd84962b38