GHSA-68CF-J696-WVV9 GeoServer vulnerable to SSRF in TestWfsPost for specific targets, e.g. PHP + Nginx

Summary Missing checks allow for SSRF to specific targets using the TestWfsPost enpoint. Mitigation To manage the proxy base value as a system administrator, use the parameter PROXYBASEURL to provide a non-empty value that cannot be overridden by the user interface or incoming request.thomsmith...