CVE-2026-89186

Use of Cache Containing Sensitive Information in ZenHive mpp allows a shared HTTP cache to store a paid response and serve it to clients that never paid. MPP.Plug.verifycredential in lib/mpp/plug.ex sets payment-receipt and cache-control: private on the connection before the wrapped application...

CVE-2026-89186

ZenHive mpp (Elixir plug library) is vulnerable to sensitive information disclosure via shared HTTP caches . The MPP.Plug.verify_credential plug sets cache-control: private and a Payment-Receipt header before the wrapped application executes, but registers no register_before_send/2 callback to en...