MEDIUM 6.8 Microsoft

CVE-2026-58208

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

Microsoft Security Update 2026-Jul: NATS Server: MQTT-over-WebSocket Path Can Crash WebSocket-Only JetStream Servers Before MQTT Is Enabled

Affected Products

azl3 telegraf 1.31.0-23 on Azure Linux 3.0

References

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-58208
https://nvd.nist.gov/vuln/detail/CVE-2026-58208

Published: 2026-07-14 · Source: Microsoft · Feed updated: 2026-08-04

This medium severity vulnerability with a CVSS score of 6.8 was published on 2026-07-14 via Microsoft. Affected: azl3 telegraf 1.31.0-23 on Azure Linux 3.0.

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