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CVE-2026-13491 78 xiaozhi-esp32 MQTT Goodbye mqtt_protocol.cc GetInstance denial of service

🗓️ 28 Jun 2026 11:15:10Reported by VulDBType 
cvelist
 cvelist
🔗 www.cve.org👁 6 Views

CVE-2026-13491 enables remote denial of service in 78 Xiaozhi ESP32 MQTT Goodbye Handler via session_id in GetInstance.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
ATTACKERKB
CVE-2026-13491
28 Jun 202611:15
attackerkb
CVE
CVE-2026-13491
28 Jun 202611:15
cve
EUVD
EUVD-2026-39991
28 Jun 202611:15
euvd
NVD
CVE-2026-13491
28 Jun 202612:17
nvd
Positive Technologies
PT-2026-53104
28 Jun 202600:00
ptsecurity
[
  {
    "vendor": "78",
    "product": "xiaozhi-esp32",
    "versions": [
      {
        "version": "2.2.0",
        "status": "affected"
      },
      {
        "version": "2.2.1",
        "status": "affected"
      },
      {
        "version": "2.2.2",
        "status": "affected"
      },
      {
        "version": "2.2.3",
        "status": "affected"
      },
      {
        "version": "2.2.4",
        "status": "affected"
      },
      {
        "version": "2.2.5",
        "status": "affected"
      },
      {
        "version": "2.2.6",
        "status": "affected"
      }
    ],
    "cpes": [
      "cpe:2.3:a:78:xiaozhi-esp32:*:*:*:*:*:*:*:*"
    ],
    "modules": [
      "MQTT Goodbye Handler"
    ]
  }
]

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28 Jun 2026 11:15Current
CVSS 22.6
CVSS 3.13.7
CVSS 33.7
CVSS 46.3
6