CVE-2026-56121-Feast-Unauth-RCE

CVE-2026-56121 — Feast Unauthenticated RCE via gRPC Registry Deserialization The Feast 0.63.0 registry gRPC server dill.loads the user-defined function of an OnDemandFeatureView as soon as a spec arrives — before any authorization check. The shipped config is auth: noauth, so any client that can...

CVE-2026-56121

Feast before 0.63.0 contains an unsafe deserialization vulnerability that allows unauthenticated or unauthorized attackers to achieve remote code execution by sending a crafted gRPC request to the registry server. The userdefinedfunction.body field of an OnDemandFeatureView spec is decoded from...

CVE-2026-56121 Feast < 0.63.0 Unauthenticated RCE via ApplyFeatureView gRPC Deserialization

Feast before 0.63.0 contains an unsafe deserialization vulnerability that allows unauthenticated or unauthorized attackers to achieve remote code execution by sending a crafted gRPC request to the registry server. The userdefinedfunction.body field of an OnDemandFeatureView spec is decoded from...