Linuxfoundation Nats-server
36 CVEs affecting Linuxfoundation Nats-server. Latest disclosed: 2026-07-08. Critical: 2, High: 17.
| CVE | Severity | Score | Published | Summary |
|---|---|---|---|---|
CVE-2022-28357 | Critical | 9.8 | 2023-09-19 | NATS nats-server 2.2.0 through 2.7.4 allows directory traversal because of an unintended path to a management action from a management account. |
CVE-2020-26892 | Critical | 9.8 | 2020-11-06 | The JWT library in NATS nats-server before 2.1.9 has Incorrect Access Control because of how expired credentials are handled. |
CVE-2026-58253 | High | 8.8 | 2026-07-08 | 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 c… |
CVE-2022-24450 | High | 8.8 | 2022-02-08 | 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… |
CVE-2026-33216 | High | 8.6 | 2026-03-25 | NATS-Server is a High-Performance server for NATS.io, a cloud and edge native messaging system. Prior to versions 2.11.15 and 2.12.6, for MQTT deployments usin… |
CVE-2026-58207 | High | 7.7 | 2026-07-08 | 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-sc… |
CVE-2026-58250 | High | 7.5 | 2026-07-08 | 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 net… |
CVE-2026-58210 | High | 7.5 | 2026-07-08 | 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, an unauthenticated MQTT client c… |
CVE-2026-33218 | High | 7.5 | 2026-03-25 | NATS-Server is a High-Performance server for NATS.io, a cloud and edge native messaging system. Prior to versions 2.11.15 and 2.12.6, a client which can connec… |
CVE-2026-29785 | High | 7.5 | 2026-03-25 | NATS-Server is a High-Performance server for NATS.io, a cloud and edge native messaging system. Prior to versions 2.11.14 and 2.12.5, if the nats-server has th… |
CVE-2026-27889 | High | 7.5 | 2026-03-25 | NATS-Server is a High-Performance server for NATS.io, a cloud and edge native messaging system. Starting in version 2.2.0 and prior to versions 2.11.14 and 2.1… |
CVE-2023-46129 | High | 7.5 | 2023-10-31 | NATS.io is a high performance open source pub-sub distributed communication technology, built for the cloud, on-premise, IoT, and edge computing. The cryptogra… |
CVE-2021-3127 | High | 7.5 | 2021-03-16 | NATS Server 2.x before 2.2.0 and JWT library before 2.0.1 have Incorrect Access Control because Import Token bindings are mishandled. |
CVE-2020-28466 | High | 7.5 | 2021-03-07 | This affects all versions of package github.com/nats-io/nats-server/server. Untrusted accounts are able to crash the server using configs that represent a serv… |
CVE-2020-26521 | High | 7.5 | 2020-11-06 | The JWT library in NATS nats-server before 2.1.9 allows a denial of service (a nil dereference in Go code). |
CVE-2019-13126 | High | 7.5 | 2019-07-29 | An integer overflow in NATS Server before 2.0.2 allows a remote attacker to crash the server by sending a crafted request. If authentication is enabled, then t… |
CVE-2026-33247 | High | 7.4 | 2026-03-25 | NATS-Server is a High-Performance server for NATS.io, a cloud and edge native messaging system. Prior to versions 2.11.15 and 2.12.6, if a nats-server is run w… |
CVE-2026-58213 | High | 7.1 | 2026-07-08 | NATS Server is a high-performance server for NATS.io, the cloud and edge native messaging system. Prior to 2.14.1 and 2.12.9, an MQTT client could include prot… |
CVE-2026-33217 | High | 7.1 | 2026-03-25 | NATS-Server is a High-Performance server for NATS.io, a cloud and edge native messaging system. Prior to versions 2.11.15 and 2.12.6, when using ACLs on messag… |
CVE-2026-58208 | Medium | 6.8 | 2026-07-08 | 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… |