NATS is vulnerable to MQTT hijacking via Client ID (nats-io nats-server)

CVE-2026-33215
MEDIUM 6.5

En bref

Source
NVD
EPSS
EPSS 0.24 % · centile 16 ()
État
PUBLISHED
Publiée
Mise à jour
Attribuée par
GitHub_M
Statut NVD
Analyzed

Description

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.

Faiblesses (CWE)

  • CWE-287 — Authentification incorrecte
  • CWE-488 — Exposure of Data Element to Wrong Session

Références

Scores

VersionScoreVecteurÉvalué par
CVSS 3.1MEDIUM 6.5CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:LGitHub_M
CVSS 3.1MEDIUM 6.5CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:LNVD · security-advisories@github.com (Secondary)
CVSS 3.1MEDIUM 6.5CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:NNVD · nvd@nist.gov (Primary)

Avis

Références européennes

Configurations affectées (CPE NVD)

Produits affectés

ProduitVersions
nats-io · nats-serveraffected < 2.11.15 ; affected >= 2.12.0-RC.1, < 2.12.6

Sources

SourceLicence
CVE List (CVEProject cvelistV5)CVE Program Terms of Use
EPSS (FIRST.org)FIRST — attribution requested
ENISA EUVDENISA — reproduction authorised, source acknowledged
NVD (NIST) via fkie-cad/nvd-json-data-feedsPublic domain — this product uses data from the NVD API but is not endorsed or certified by the NVD