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EUVD-2026-42347

🗓️ 08 Jul 2026 20:12:11Reported by EUVDType 
euvd
 euvd
🔗 euvd.enisa.europa.eu👁 3 Views

NATS Server fixes MQTT retained and QoS one durable replay bypassing deny rules by rechecking topics; fixed in 2.14.3 and 2.12.12.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
ATTACKERKB
CVE-2026-58209
8 Jul 202620:12
attackerkb
CVE
CVE-2026-58209
8 Jul 202620:12
cve
Cvelist
CVE-2026-58209 NATS Server: MQTT retained and QoS replay bypass subscribe deny filters
8 Jul 202620:12
cvelist
Debian CVE
CVE-2026-58209
8 Jul 202620:12
debiancve
NVD
CVE-2026-58209
8 Jul 202620:16
nvd
OSV
DEBIAN-CVE-2026-58209
4 Jul 202606:48
osv
OSV
UBUNTU-CVE-2026-58209
6 Jul 202600:00
osv
Positive Technologies
PT-2026-56559
8 Jul 202600:00
ptsecurity
Tenable Nessus
Linux Distros Unpatched Vulnerability : CVE-2026-58209
4 Jul 202600:00
nessus
[
  {
    "enisaIdVendor": [
      {
        "id": "f775d55f-52d4-3069-92f1-48adc6d9fdbf",
        "vendor": {
          "name": "nats-io"
        }
      }
    ],
    "enisaIdProduct": [
      {
        "id": "af847c99-c1b7-3a8b-a452-39c25a60eb3e",
        "product": {
          "name": "nats-server",
          "vendor": {
            "name": "nats-io"
          }
        },
        "product_version": "2.14.0-RC.1, < 2.14.3"
      },
      {
        "id": "db18d709-a17e-30a5-a18c-264859f385d9",
        "product": {
          "name": "nats-server",
          "vendor": {
            "name": "nats-io"
          }
        },
        "product_version": "< 2.12.12"
      }
    ]
  }
]

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08 Jul 2026 20:12Current
6Medium risk
Vulners AI Score6
CVSS 3.14.3
3