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CVE-2026-33249

Medium priority
Needs evaluation

NATS-Server is a High-Performance server for NATS.io, a cloud and edge native messaging system. Starting in version 2.11.0 and prior to versions 2.11.15 and 2.12.6, a valid client which uses message tracing headers can indicate...

1 affected package

nats-server

Package 24.04 LTS
nats-server Needs evaluation
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CVE-2026-33248

Medium priority
Needs evaluation

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 mTLS for client identity, with `verify_and_map` to derive a NATS identity from the...

1 affected package

nats-server

Package 24.04 LTS
nats-server Needs evaluation
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CVE-2026-33247

Medium priority
Needs evaluation

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 with static credentials for all clients provided via argv (the...

1 affected package

nats-server

Package 24.04 LTS
nats-server Needs evaluation
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CVE-2026-33246

Medium priority
Needs evaluation

NATS-Server is a High-Performance server for NATS.io, a cloud and edge native messaging system. The nats-server offers a `Nats-Request-Info:` message header, providing information about a request. This is supposed to provide...

1 affected package

nats-server

Package 24.04 LTS
nats-server Needs evaluation
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CVE-2026-33223

Medium priority
Needs evaluation

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, the NATS message header `Nats-Request-Info:` is supposed to be a guarantee of identity by the...

1 affected package

nats-server

Package 24.04 LTS
nats-server Needs evaluation
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CVE-2026-33222

Medium priority
Needs evaluation

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, users with JetStream admin API access to restore one stream could restore to other stream names,...

1 affected package

nats-server

Package 24.04 LTS
nats-server Needs evaluation
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CVE-2026-33219

Medium priority
Needs evaluation

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 malicious client which can connect to the WebSockets port can cause unbounded memory use in...

1 affected package

nats-server

Package 24.04 LTS
nats-server Needs evaluation
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CVE-2026-33218

Medium priority
Needs evaluation

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 connect to the leafnode port can crash the nats-server with a certain...

1 affected package

nats-server

Package 24.04 LTS
nats-server Needs evaluation
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CVE-2026-33217

Medium priority
Needs evaluation

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 message subjects, these ACLs were not applied in the `$MQTT.>` namespace,...

1 affected package

nats-server

Package 24.04 LTS
nats-server Needs evaluation
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CVE-2026-33216

Medium priority
Needs evaluation

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 using usercodes/passwords: MQTT passwords are incorrectly classified as a...

1 affected package

nats-server

Package 24.04 LTS
nats-server Needs evaluation
Show less packages