External Secrets Operator has DNS-based secret exfiltration via getHostByName in External Secrets v2 template engine

Summary The v2 template engine in runtime/template/v2/template.go imports Sprig’s TxtFuncMap and removes env and expandenv, but leaves getHostByName available to user-controlled templates. Because ESO executes templates inside the controller process, an attacker who can create or update templated...