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nats-server: NATS Server: Denial of Service via incomplete MQTT CONNECT packets

🗓️ 06 Jul 2026 18:33:57Reported by RedHatType 
redhat
 redhat
🔗 access.redhat.com👁 5 Views

Unauthenticated DoS in NATS Server via incomplete MQTT CONNECT packets consuming memory.

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OSOS VersionArchitecturePackagePackage VersionFilename
Red Hat Hardened Imagesanyaarch64nats-server2.122.12.12-1.hum1nats-server2.12-2.12.12-1.hum1.aarch64.rpm
Red Hat Hardened Imagesanyx86_64nats-server2.122.12.12-1.hum1nats-server2.12-2.12.12-1.hum1.x86_64.rpm

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25 Aug 2026 19:04Current
5.5Medium risk
Vulners AI Score5.5
CVSS 3.17.5
EPSS0.00742
SSVC
5