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NATS Server: MQTT-over-WebSocket Path Can Crash WebSocket-Only JetStream Servers Before MQTT Is Enabled

🗓️ 11 Jul 2026 08:08:02Reported by MicrosoftType 
mscve
 mscve
🔗 msrc.microsoft.com👁 3 Views

NATS server MQTT over WebSocket path can crash WebSocket JetStream servers before MQTT is enabled.

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15 Jul 2026 08:41Current
6.1Medium risk
Vulners AI Score6.1
CVSS 3.16.8 - 7.5
EPSS0.00593
SSVC
3