Improper Authentication Affecting nats-top package, versions <0.6.3-r18


Severity

Recommended
0.0
medium
0
10

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Threat Intelligence

EPSS
0.01% (2nd percentile)

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  • Snyk IDSNYK-CHAINGUARDLATEST-NATSTOP-15809221
  • published29 Mar 2026
  • disclosed24 Mar 2026

Introduced: 24 Mar 2026

NewCVE-2026-33215  (opens in a new tab)
CWE-287  (opens in a new tab)
CWE-488  (opens in a new tab)

How to fix?

Upgrade Chainguard nats-top to version 0.6.3-r18 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream nats-top package and not the nats-top package as distributed by Chainguard. See How to fix? for Chainguard relevant fixed versions and status.

NATS-Server is a High-Performance server for NATS.io, a cloud and edge native messaging system. The nats-server provides an MQTT client interface. Prior to versions 2.11.15 and 2.12.5, Sessions and Messages can by hijacked via MQTT Client ID malfeasance. Versions 2.11.15 and 2.12.5 patch the issue. No known workarounds are available.

CVSS Base Scores

version 3.1