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CVE-2026-58208 NATS Server: MQTT-over-WebSocket Path Can Crash WebSocket-Only JetStream Servers Before MQTT Is Enabled

🗓️ 08 Jul 2026 20:17:39Reported by GitHub_MType 
cvelist
 cvelist
🔗 www.cve.org👁 41 Views

NATS Server MQTT over WebSocket path can crash WebSocket JetStream before MQTT enabled; fixed in 2.14.3 and 2.12.12.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
attackerkb
ATTACKERKB
CVE-2026-58208
8 Jul 202620:17
attackerkb
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AlpineLinux
CVE-2026-58208
8 Jul 202620:17
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cbl_mariner
CBLMariner
CVE-2026-58208 affecting package telegraf for versions less than 1.31.0-24
18 Jul 202601:38
cbl_mariner
circl
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CVE-2026-58208
8 Jul 202622:19
circl
cve
CVE
CVE-2026-58208
8 Jul 202620:17
cve
debiancve
Debian CVE
CVE-2026-58208
8 Jul 202620:17
debiancve
euvd
EUVD
EUVD-2026-42391
8 Jul 202620:17
euvd
mscve
Microsoft CVE
NATS Server: MQTT-over-WebSocket Path Can Crash WebSocket-Only JetStream Servers Before MQTT Is Enabled
11 Jul 202608:08
mscve
nvd
NVD
CVE-2026-58208
8 Jul 202621:16
nvd
osv
OSV
DEBIAN-CVE-2026-58208
8 Jul 202621:16
osv
Rows per page
[
  {
    "vendor": "nats-io",
    "product": "nats-server",
    "versions": [
      {
        "version": ">= 2.14.0-RC.1, < 2.14.3",
        "status": "affected"
      },
      {
        "version": "< 2.12.12",
        "status": "affected"
      }
    ]
  }
]

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