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CVE-2025-55138

Estado: AplazadaAlta (7.4)—

LinkJoin through 882f196 mishandles token ownership in password reset.

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.

AV:N sin PR ni UI:R sugiere explotación remota directa (T1190). CWE-304 (token ownership) en reset de contraseña permite obtener/secuestrar credenciales de otros usuarios.

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

CWE

Referencias

JSON original (NVD)

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{
  "id": "CVE-2025-55138",
  "cveTags": [],
  "metrics": {
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2025-55138",
          "role": "CISA Coordinator",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "total"
            }
          ],
          "version": "2.0.3",
          "timestamp": "2025-08-07T16:33:36.235083Z"
        }
      }
    ],
    "cvssMetricV31": [
      {
        "type": "Secondary",
        "source": "cve@mitre.org",
        "cvssData": {
          "scope": "UNCHANGED",
          "version": "3.1",
          "baseScore": 7.4,
          "attackVector": "NETWORK",
          "baseSeverity": "HIGH",
          "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N",
          "integrityImpact": "HIGH",
          "userInteraction": "NONE",
          "attackComplexity": "HIGH",
          "availabilityImpact": "NONE",
          "privilegesRequired": "NONE",
          "confidentialityImpact": "HIGH"
        },
        "impactScore": 5.2,
        "exploitabilityScore": 2.2
      }
    ]
  },
  "affected": [
    {
      "source": "cve@mitre.org",
      "affectedData": [
        {
          "vendor": "Latkecrszy",
          "product": "LinkJoin",
          "versions": [
            {
              "status": "affected",
              "version": "0",
              "versionType": "git",
              "lessThanOrEqual": "882f196fb4c20ed518917215f686e61672aecc90"
            }
          ],
          "defaultStatus": "unknown"
        }
      ]
    }
  ],
  "published": "2025-08-07T17:15:30.680",
  "references": [
    {
      "url": "https://github.com/Latkecrszy/linkjoin/pull/4",
      "source": "cve@mitre.org"
    }
  ],
  "vulnStatus": "Deferred",
  "weaknesses": [
    {
      "type": "Secondary",
      "source": "cve@mitre.org",
      "description": [
        {
          "lang": "en",
          "value": "CWE-304"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "LinkJoin through 882f196 mishandles token ownership in password reset."
    },
    {
      "lang": "es",
      "value": "LinkJoin a través de 882f196 maneja incorrectamente la propiedad del token al restablecer la contraseña."
    }
  ],
  "lastModified": "2026-06-17T09:41:20.310",
  "sourceIdentifier": "cve@mitre.org"
}