2.5.5 v12.0.4

Name: nest
Author: nestjs

high risk

nestjs/nestSep 16, 2026 → Sep 21, 20265 days between releases

What's New

Major version jump focusing on microservices and core bug fixes

Improvements

Dependency updates included
Multer limits now merged key-by-key instead of overriding

Bug Fixes

Kafka client now retries after a failed connect
Pending requests now fail on RabbitMQ and NATS client close
Gracefully handles missing gRPC package namespace
Message handler rejections now routed to handleError
Processing hook envelope sharing across transports

Upgrade Notes

This is a major version jump from v2 to v12. Please review the official migration guide as major versions often include breaking changes. Dependencies have been updated.

The Two Releases

2.5.5

Sep 16, 2026· 1 month ago

Minimal release notes: "### 🐞 Bug Fixes - #7848 fix: Memory leak from tcp monitor"

Full release notes

v12.0.4

Sep 21, 2026· 1 month ago

A maintenance release focusing on bug fixes for microservices (Kafka, RabbitMQ, NATS, gRPC) and the core module, along with dependency updates.

Full release notes