The User Profile Builder WordPress plugin before 3.11.8 does not have proper authorisation, allowing unauthenticated users to upload media files via the async upload functionality of WP.
https://github.com/Nxploited/CVE-2024-6366-PoC
https://github.com/Abdurahmon3236/CVE-2024-6366
https://wpscan.com/vulnerability/5b90cbdd-52cc-4e7b-bf39-bea0dd59e19e/