Instituto Nacional de ciberseguridad. Sección Incibe
Instituto Nacional de Ciberseguridad. Sección INCIBE-CERT

CVE-2026-13491

Gravedad CVSS v4.0:
BAJA
Tipo:
CWE-404 Apagado o liberación incorrecto de recursos
Fecha de publicación:
28/06/2026
Última modificación:
29/06/2026

Descripción

*** Pendiente de traducción *** A vulnerability was detected in 78 xiaozhi-esp32 up to 2.2.6. This vulnerability affects the function Application::GetInstance of the file main/protocols/mqtt_protocol.cc of the component MQTT Goodbye Handler. Performing a manipulation of the argument session_id results in denial of service. The attack is possible to be carried out remotely. The complexity of an attack is rather high. It is stated that the exploitability is difficult. The exploit is now public and may be used. The patch is named e182471f8c5a22434346bd98da34d3b66c8c8b3e. It is recommended to apply a patch to fix this issue.

Impacto

Puntuación base 4.0
2.90
Gravedad 4.0
BAJA
Puntuación base 3.x
3.70
Gravedad 3.x
BAJA
Puntuación base 2.0
2.60
Gravedad 2.0
BAJA