v2.12.11

shrimbly/node-bananav2.12.11Jun 9, 2026by github-actions[bot]

AI Summary

A maintenance release that addresses a regression in JetStream causing stale subject state tracking and message not found errors when subject limits are configured. It also updates the Go version to 1.25.11.

Key Highlights

Fix JetStream stale subject state tracking regression
Fix 'Message Not Found' errors with max messages per subject limits
Update Go version to 1.25.11

Full Release Notes

## Changelog

Refer to the [2.12 Upgrade Guide](https://docs.nats.io/release-notes/whats_new/whats_new_212) for backwards compatibility notes with 2.11.x.

### Go Version

- 1.25.11

### Fixed

JetStream

- Fixed a regression introduced in v2.12.7 which could result in stale subject state tracking which could manifest in "Message Not Found" errors when a max messages per subject limit is configured (#8285)
  - Please note that v2.14.x versions are not affected

### Complete Changes
 
https://github.com/nats-io/nats-server/compare/v2.12.10...v2.12.11