CVE-2026-108683

Estado: AplazadaBaja (2.1)—

Gravedad2.1Baja · CVSS 4.0

Probabilidad de explotación0.31 %mayor que el 22 % de las CVE

Explotación activaNono figura en el catálogo de CISA

Exploit públicoNo conocidosin código público localizado

Se ha detectado una vulnerabilidad de seguridad en zhayujie CowAgent hasta la versión 2.1.9. El elemento afectado es una función desconocida del componente Media Download Handler. Esta manipulación conduce a una asignación de memoria no controlada. Es posible lanzar el ataque de forma remota. El exploit ha sido divulgado públicamente y puede ser utilizado. La actualización a la versión 2.2.0 es suficiente para resolver este problema. El nombre del parche es b7967210268fc4c0afea1078223e74e7e96a8a54. Debe actualizar el componente afectado.

Traducción automática del texto original de NVD (en inglés).

CVSS

Puntuación base: 2.1
Versión: 4.0
Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Probabilidad de explotación (EPSS)

Probabilidad de explotación en los próximos 30 días: 0.31 %
Percentil entre todas las CVEs puntuadas: 22
Fecha de la puntuación: 20/10/2026

EPSS (Exploit Prediction Scoring System, de FIRST) estima la probabilidad de que una vulnerabilidad sea explotada en 30 días. Complementa a CVSS (impacto) y a CISA KEV (explotación confirmada).

Técnicas ATT&CK

Cómo se explota esta vulnerabilidad y qué consigue el atacante, en el lenguaje de MITRE ATT&CK.

ExplotaciónT1210 Exploitation of Remote Serviceslateral movement75 %
Impacto principalT1499.004 Application or System Exploitationimpact70 %

Vector CVSS: AV:N, PR:L indica acceso remoto con privilegios; CWE-400/789 sugieren agotamiento de recursos (memoria). Patrón típico de DoS por asignación descontrolada.

Inferido por nuestro agente de análisis a partir de la descripción oficial, el vector CVSS y la CWE, y comprobado por un supervisor. Puede contener errores.

Mitigaciones ATT&CK que cubren estas técnicas

Vulnerability Scanning Threat Intelligence Program Privileged Account Management Network Segmentation Filter Network Traffic Disable or Remove Feature or Program

Tecnologías afectadas (1)

⚠ Inferidas por IA a partir de la descripción — NVD aún no ha analizado esta CVE; no son CPE verificados.

Zhayujie — Cowagent^AI

CWE

CWE-400, CWE-789

Referencias

Mostrar las 8 referencias

JSON original (NVD)

Mostrar

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  "id": "CVE-2026-108683",
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          "role": "CISA Coordinator",
          "options": [
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            {
              "automatable": "no"
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          "timestamp": "2026-10-13T13:44:42.419814Z"
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    "cvssMetricV40": [
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  "affected": [
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      "source": "cna@vuldb.com",
      "affectedData": [
        {
          "cpes": [
            "cpe:2.3:a:zhayujie:cowagent:*:*:*:*:*:*:*:*"
          ],
          "vendor": "zhayujie",
          "modules": [
            "Media Download Handler"
          ],
          "product": "CowAgent",
          "versions": [
            {
              "status": "affected",
              "version": "2.1.0"
            },
            {
              "status": "affected",
              "version": "2.1.1"
            },
            {
              "status": "affected",
              "version": "2.1.2"
            },
            {
              "status": "affected",
              "version": "2.1.3"
            },
            {
              "status": "affected",
              "version": "2.1.4"
            },
            {
              "status": "affected",
              "version": "2.1.5"
            },
            {
              "status": "affected",
              "version": "2.1.6"
            },
            {
              "status": "affected",
              "version": "2.1.7"
            },
            {
              "status": "affected",
              "version": "2.1.8"
            },
            {
              "status": "affected",
              "version": "2.1.9"
            },
            {
              "status": "unaffected",
              "version": "2.2.0"
            }
          ]
        }
      ]
    }
  ],
  "published": "2026-10-11T15:16:52.780",
  "references": [
    {
      "url": "https://github.com/lche511/cve/tree/main/CowAgent_Channel_Media_Download_DoS_Report",
      "source": "cna@vuldb.com"
    },
    {
      "url": "https://github.com/zhayujie/CowAgent/",
      "source": "cna@vuldb.com"
    },
    {
      "url": "https://github.com/zhayujie/CowAgent/commit/b7967210268fc4c0afea1078223e74e7e96a8a54",
      "source": "cna@vuldb.com"
    },
    {
      "url": "https://github.com/zhayujie/CowAgent/releases/tag/2.2.0",
      "source": "cna@vuldb.com"
    },
    {
      "url": "https://vuldb.com/cve/CVE-2026-108683",
      "source": "cna@vuldb.com"
    },
    {
      "url": "https://vuldb.com/submit/958015",
      "source": "cna@vuldb.com"
    },
    {
      "url": "https://vuldb.com/vuln/416391",
      "source": "cna@vuldb.com"
    },
    {
      "url": "https://vuldb.com/vuln/416391/cti",
      "source": "cna@vuldb.com"
    }
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      "source": "cna@vuldb.com",
      "description": [
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          "lang": "en",
          "value": "CWE-400"
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          "lang": "en",
          "value": "CWE-789"
        }
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  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "A security vulnerability has been detected in zhayujie CowAgent up to 2.1.9. The impacted element is an unknown function of the component Media Download Handler. Such manipulation leads to uncontrolled memory allocation. It is possible to launch the attack remotely. The exploit has been disclosed publicly and may be used. Upgrading to version 2.2.0 is sufficient to resolve this issue. The name of the patch is b7967210268fc4c0afea1078223e74e7e96a8a54. You should upgrade the affected component."
    }
  ],
  "lastModified": "2026-10-13T14:17:19.447",
  "sourceIdentifier": "cna@vuldb.com"
}