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CVE-2025-31137

Estado: AplazadaAlta (7.5)—

React Router is a multi-strategy router for React bridging the gap from React 18 to React 19. There is a vulnerability in Remix/React Router that affects all Remix 2 and React Router 7 consumers using the Express adapter. Basically, this vulnerability allows anyone to spoof the URL used in an incoming Request by putting a URL pathname in the port section of a URL that is part of a Host or X-Forwarded-Host header sent to a Remix/React Router request handler. This issue has been patched and released in Remix 2.16.3 and React Router 7.4.1.

CVSS

Probabilidad de explotación (EPSS)

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.

Vulnerabilidad de suplantación de URL en aplicación web expuesta (T1190) que permite DoS por agotamiento de recursos o manipulación de datos de sesión mediante headers HTTP malformados.

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

Filter Network TrafficVulnerability ScanningPrivileged Account ManagementNetwork SegmentationLimit Access to Resource Over NetworkApplication Isolation and Sandboxing

Tecnologías afectadas (2)

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

React Router — React RouterAIRemix — RemixAI

CWE

Referencias

JSON original (NVD)

Mostrar
{
  "id": "CVE-2025-31137",
  "cveTags": [],
  "metrics": {
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2025-31137",
          "role": "CISA Coordinator",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "partial"
            }
          ],
          "version": "2.0.3",
          "timestamp": "2025-04-02T15:10:40.932074Z"
        }
      }
    ],
    "cvssMetricV30": [
      {
        "type": "Secondary",
        "source": "security-advisories@github.com",
        "cvssData": {
          "scope": "UNCHANGED",
          "version": "3.0",
          "baseScore": 7.5,
          "attackVector": "NETWORK",
          "baseSeverity": "HIGH",
          "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
          "integrityImpact": "NONE",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "HIGH",
          "privilegesRequired": "NONE",
          "confidentialityImpact": "NONE"
        },
        "impactScore": 3.6,
        "exploitabilityScore": 3.9
      }
    ]
  },
  "affected": [
    {
      "source": "security-advisories@github.com",
      "affectedData": [
        {
          "vendor": "remix-run",
          "product": "react-router",
          "versions": [
            {
              "status": "affected",
              "version": ">= 7.0.0, < 7.4.1"
            },
            {
              "status": "affected",
              "version": ">= 2.11.1, < 2.16.3"
            }
          ]
        }
      ]
    }
  ],
  "published": "2025-04-01T19:15:45.663",
  "references": [
    {
      "url": "https://github.com/remix-run/react-router/security/advisories/GHSA-4q56-crqp-v477",
      "source": "security-advisories@github.com"
    }
  ],
  "vulnStatus": "Deferred",
  "weaknesses": [
    {
      "type": "Secondary",
      "source": "security-advisories@github.com",
      "description": [
        {
          "lang": "en",
          "value": "CWE-444"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "React Router is a multi-strategy router for React bridging the gap from React 18 to React 19. There is a vulnerability in Remix/React Router that affects all Remix 2 and React Router 7 consumers using the Express adapter. Basically, this vulnerability allows anyone to spoof the URL used in an incoming Request by putting a URL pathname in the port section of a URL that is part of a Host or X-Forwarded-Host header sent to a Remix/React Router request handler. This issue has been patched and released in Remix 2.16.3 and React Router 7.4.1."
    },
    {
      "lang": "es",
      "value": "React Router es un enrutador multiestrategia para React que conecta React 18 con React 19. Existe una vulnerabilidad en Remix/React Router que afecta a todos los consumidores de Remix 2 y React Router 7 que usan el adaptador Express. Esta vulnerabilidad permite falsificar la URL utilizada en una solicitud entrante al incluir una ruta de URL en la sección de puerto de una URL que forma parte de un encabezado Host o X-Forwarded-Host enviado a un controlador de solicitudes de Remix/React Router. Este problema se ha corregido y publicado en Remix 2.16.3 y React Router 7.4.1."
    }
  ],
  "lastModified": "2026-06-17T09:09:55.317",
  "sourceIdentifier": "security-advisories@github.com"
}