CVE-2026-121809 | elixir-grpc grpc/grpc_server Cowboy Adapter cowboy.ex GRPC.Server.Adapters.Cowboy.read_stream infinite loop

November 13, 2026 Yanac

A vulnerability marked as problematic has been reported in elixir-grpc grpc and grpc_server. Impacted is the function GRPC.Server.Adapters.Cowboy.read_stream of the file grpc_server/lib/grpc/server/adapters/cowboy.ex of the component Cowboy Adapter. The manipulation leads to infinite loop.

This vulnerability is traded as CVE-2026-121809. It is possible to initiate the attack remotely. There is no exploit available.VulDB Recent EntriesRead More