Advisories for Golang/Github.com/Prebid/Prebid-Server/V2 package

2026

prebid-server's request forgery vulnerability allows for possible host environment data extraction

Certain bidder adapters accept user-supplied parameters that are interpolated into outbound request URLs. Without proper input validation, a malicious actor could craft bid request parameters that cause the server to send HTTP requests to unintended destinations, potentially exposing internal network services or sensitive server endpoints to unauthorized access.