- Fix critical CVE-2025-30215 affecting all NATS Server versions.
- Correct JetStream account validation on system API calls.
- Add checks for system and account limits during stream restore.
Release v2.11.1
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Added Leafnodes support with a configurable dial timeout option for high‑latency links
Upgrade to Go 1.25.12 and bump critical dependencies (klauspost/compress v1.19.2, golang.org/x/crypto v0.55.0).
Decoupled Raft transport and increased disk concurrency (now configurable) with several JetStream performance and memory optimizations;