The Verge3D WordPress plugin from 4.1.0 through 4.13.0 does not verify with the payment provider that a payment was actually made, and does not check order ownership, allowing unauthenticated users to mark any order as paid.
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Soft8Soft LLC Verge3D allows Reflected XSS. This issue affects Verge3D: from n/a through 4.9.3.