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CVE-2026-57827

Estado: ModificadaCrítica (10)—

Joomla Extension - rsjoomla.com - Unauthenticated file upload in RSFiles component < 1.17.12 - The Joomla extension RSFiles is vulnerable to an unauthenticated arbitrary file upload that allows uploading executable files and leads to full RCE.

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.

Carga de archivos sin autenticación en componente web expuesto (AV:N, PR:N, UI:N) → T1190. Web shell (T1505.003) y ejecución de código remota derivada. CWE-434 confirma upload arbitrario.

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

Privileged Account ManagementDisable or Remove Feature or ProgramVulnerability ScanningUser Account ManagementRestrict Web-Based ContentNetwork Segmentation

Tecnologías afectadas (1)

Rsjoomla — Rsfiles!

CWE

Referencias

JSON original (NVD)

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  "id": "CVE-2026-57827",
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          "options": [
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            },
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            },
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              "technicalImpact": "total"
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          "version": "2.0.3",
          "timestamp": "2026-07-13T15:43:01.072696Z"
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          "modifiedSubIntegrityImpact": "NOT_DEFINED",
          "modifiedVulnIntegrityImpact": "NOT_DEFINED",
          "vulnerabilityResponseEffort": "NOT_DEFINED",
          "modifiedSubAvailabilityImpact": "NOT_DEFINED",
          "modifiedVulnAvailabilityImpact": "NOT_DEFINED",
          "modifiedSubConfidentialityImpact": "NOT_DEFINED",
          "modifiedVulnConfidentialityImpact": "NOT_DEFINED"
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  "references": [
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      "tags": [
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        "Third Party Advisory"
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    },
    {
      "url": "https://www.rsjoomla.com/joomla-extensions/joomla-download-manager.html",
      "tags": [
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      ],
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  ],
  "vulnStatus": "Modified",
  "weaknesses": [
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      "description": [
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      "value": "Joomla Extension - rsjoomla.com - Unauthenticated file upload in RSFiles component < 1.17.12 - The Joomla extension RSFiles is vulnerable to an unauthenticated arbitrary file upload that allows uploading executable files and leads to full RCE."
    }
  ],
  "lastModified": "2026-07-23T16:17:28.243",
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