CVE-2022-24450 Incorrect Authorization in NATS nats-server
Authenticated users can escalate privileges to the System account by misusing dynamically provisioned sandbox accounts in NATS server.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2022-24450?
CVE-2022-24450 is a high-severity vulnerability in n/a, published on 8 Feb 2022. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
NATS nats-server before 2.7.2 has Incorrect Access Control. Any authenticated user can obtain the privileges of the System account by misusing the "dynamically provisioned sandbox accounts" feature.
Weakness: CWE-862
Which versions are affected by CVE-2022-24450?
8 open source packages ship an affected version, including github.com/nats-io/nats-server/v2, nats and github.com/nats-io/nats-server. It affects 2 products.
| Package | Affected | Fixed in |
|---|---|---|
github.com/nats-io/nats-server/v2 Go | From 2.0.0 | 2.7.2 |
github.com/nats-io/nats-server/v2 Go | From 2.0.0 | 2.7.2 |
github.com/nats-io/nats-server/v2 Go | From 2.0.0 | 2.7.2 |
nats Bitnami | From 2.0.0 | 2.7.2 |
github.com/nats-io/nats-server Go | All versions | None |
github.com/nats-io/nats-streaming-server Go | From 0.15.0 | 0.24.1 |
2 more packages
github.com/nats-io/nats-streaming-server Go | From 0.15.0 | 0.24.1 |
github.com/nats-io/nats-streaming-server Go | From 0.15.0 | 0.24.1 |
Products include Linuxfoundation Nats-Server, Nats Nats Streaming Server.
How do I fix CVE-2022-24450?
Upgrade github.com/nats-io/nats-server/v2 to 2.7.2 or later.
Is CVE-2022-24450 being exploited?
There is no known exploitation of CVE-2022-24450 in the wild and no public exploit code.
Other vulnerabilities in n/a
- CVE-2022-28357 NATS nats-server allows directory traversal via unintended path to a management action
- CVE-2026-58253 NATS Server: Route API Auth Bypass
- CVE-2026-33216 NATS has MQTT plaintext password disclosure
- CVE-2026-58207 NATS Server: Remote crash via integer overflow in Connz pagination
- CVE-2026-58210 NATS Server: MQTT partial CONNECT packets can exhaust pre-auth memory
Sources
Also known as BIT-nats-2022-24450, GHSA-g6w6-r76c-28j7, GO-2022-0307, MGASA-2022-0225.