gRPC

v1.78.2Networking & Messaging

Nov 5, 2026

A maintenance release with a security update and fixes for a denial-of-service issue and a memory leak. It also changes PHP callback behavior.

Action needed (1)

securitygRPC repository roots update
The gRPC repository roots are updated as a security change.
43847

securityHealth Watch RPC denial-of-service fix
Applies if you use the Health Watch RPC.
The Health Watch RPC denial-of-service issue is fixed.
grpc#43818

All 2 other recorded changesfixes 1 · removals 1

- Fixes Memory leak in AsyncIO client-streaming calls with interceptors ([#43818](https://github.com/grpc/grpc/pull/43818))

- Disable php infinite recursion check for callback from Core to PHP ([42600](https://github.com/grpc/grpc/pull/42600))

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