A Server-Side Request Forgery (SSFR) vulnerability exist in WGDashboard version 4.2.3 and earlier. The webhook functionality allows authenticated attackers to make arbitrary HTTP requests and retrieve responses.
https://github.com/WGDashboard/WGDashboard
https://github.com/Stuub/WGDashboard-v4.3.2-Full-Read-SSRF-via-Webhooks-PoC