NATS Server

by NATS Authorsv2.10.25

Last updated Jul 27, 2026

High-Performance server for NATS.io, the cloud and edge native messaging system.

Install with winget

$ winget install --id NATSAuthors.NATSServer --exact --version 2.10.25

Run in Command Prompt, PowerShell, or Windows Terminal. Prompts for any agreements.

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Installers · v2.10.25

Architecture	Type	Scope	Download
x86	ZIP archive	-	Direct
x64	ZIP archive	-	Direct
arm64	ZIP archive	-	Direct

Copy a command tailored to that specific architecture, type, and scope - useful when winget would otherwise pick a different default.

Security

25 known CVEs via NVD

medium5.4Patched in wingetCVE-2026-58211affects before 2.12.12, 2.14.3Jul 8, 2026
NATS Server is a high-performance server for NATS.io, the cloud and edge native messaging system. Prior to 2.14.3 and 2.12.12, a client could be registered as the configured no_auth_user through a parser path used when the first client operation was not CONNECT, bypassing user-l...
Vendor advisory
medium6.8Patched in wingetCVE-2026-58208affects before 2.12.12, 2.14.3Jul 8, 2026
NATS Server is a high-performance server for NATS.io, the cloud and edge native messaging system. Prior to 2.14.3 and 2.12.12, a WebSocket listener could route requests for the MQTT-over-WebSocket path into MQTT handling even when MQTT was not configured, allowing an unauthentic...
Patch Vendor advisory
high7.7Patched in wingetCVE-2026-58207affects before 2.12.12, 2.14.3Jul 8, 2026
NATS Server is a high-performance server for NATS.io, the cloud and edge native messaging system. Prior to 2.14.3 and 2.12.12, a client able to send account-scoped connection monitoring requests could crash the server by supplying Connz pagination Offset and Limit values that ov...
Patch Vendor advisory
medium6.5Fix in v2.12.8CVE-2026-58254affects before 2.12.8, 2.14.3Jul 8, 2026
NATS Server is a high-performance server for NATS.io, the cloud and edge native messaging system. Prior to 2.14.3 and 2.12.8, message trace destination checks were applied to ordinary client connections but not consistently to messages arriving through leafnode connections, allo...
Patch Vendor advisory
high8.8Fix in v2.11.16CVE-2026-58253affects before 2.11.16, 2.12.7Jul 8, 2026
NATS Server is a high-performance server for NATS.io, the cloud and edge native messaging system. Prior to 2.14.0, 2.12.7, and 2.11.16, when no_auth_user was configured, a parser fast path intended for ordinary client connections could also apply to route or leafnode listeners,...
Patch Vendor advisory
medium6.5Fix in v2.11.16CVE-2026-58252affects before 2.11.16, 2.12.7Jul 8, 2026
NATS Server is a high-performance server for NATS.io, the cloud and edge native messaging system. Prior to 2.14.0, 2.12.7, and 2.11.16, an authenticated user could receive messages on denied subjects when a wildcard subscription overlapped with a configured wildcard deny rule bu...
Patch Vendor advisory
medium6.5Fix in v2.11.16CVE-2026-58251affects before 2.11.16, 2.12.7Jul 8, 2026
NATS Server is a high-performance server for NATS.io, the cloud and edge native messaging system. Prior to 2.14.0, 2.12.7, and 2.11.16, an authenticated user with subscription deny permissions could bypass a plain subject deny rule by using a queue subscription, because queue-sp...
Patch Vendor advisory
high7.5Fix in v2.11.17CVE-2026-58250affects before 2.11.17, 2.12.8Jul 8, 2026
NATS Server is a high-performance server for NATS.io, the cloud and edge native messaging system. Prior to 2.12.8 and 2.11.17, an unauthenticated peer with network access to a leafnode listener with compression enabled could crash the server during the pre-authentication leafnod...
Patch Vendor advisory

Showing 8 of 25. Source: NVD, updated 1h ago. Patch status is best-effort: NVD's fix version is compared against the latest version in winget, but the two version formats don't always align. Confirm with the vendor advisory before treating any specific build as safe.

See a CVE that affects your fleet? Push the patched version to Intune in one click with Pckgr - automated patching is the only way to keep up.

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Frequently asked questions

How do I install NATS Server on Windows?

Open Windows Terminal, PowerShell, or Command Prompt and run: winget install --id NATSAuthors.NATSServer --exact --version 2.10.25. winget downloads the installer from NATS Authors and runs it. Requires Windows 10 (1809+) or Windows 11.

How do I install NATS Server silently for unattended deployment?

Add --silent and accept the agreements upfront: winget install --id NATSAuthors.NATSServer --exact 2.10.25 --silent --accept-package-agreements --accept-source-agreements. This is the variant Intune, Configuration Manager, and other deployment tools should use.

How do I uninstall NATS Server via winget?

Run: winget uninstall --id NATSAuthors.NATSServer --exact. Add --silent for unattended uninstalls. winget will use the registered uninstaller from NATS Server's Apps & Features entry.

Is NATS Server free?

NATS Server is distributed under Apache-2.0. Refer to the publisher (https://github.com/nats-io/nats-server) for the full license terms - Wingetly itself does not charge for installation.

Does NATS Server work on Windows 10?

Yes, as long as your Windows 10 build supports winget (1809 or newer). winget ships with App Installer on Windows 10/11 and pulls NATS Server directly from the publisher.

How do I keep NATS Server up to date?

Run winget upgrade --id NATSAuthors.NATSServer --exact, or winget upgrade --all to update everything winget tracks. We index 2 versions of NATS Server from microsoft/winget-pkgs.

Recent versions

2.10.25latest
2.9.21