PT-2026-56582 · Unknown · Nats Server
CVE-2026-58208
·
Published
2026-07-08
·
Updated
2026-07-09
CVSS v3.1
7.5
High
| Vector | AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
Name of the Vulnerable Software and Affected Versions
NATS Server versions prior to 2.14.3
NATS Server versions prior to 2.12.12
Description
A WebSocket listener may route requests for the MQTT-over-WebSocket path to MQTT handling processes even if MQTT is not configured. This allows an unauthenticated client with access to the WebSocket listener to access uninitialized MQTT state, resulting in a crash of the server process.
Recommendations
Update to version 2.14.3 or later.
Update to version 2.12.12 or later.
Exploit
Fix
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Weakness Enumeration
Related Identifiers
Affected Products
Nats Server