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CVE-2021-43266

Estado: ModificadaAlta (7.3)—

In Mahara before 20.04.5, 20.10.3, 21.04.2, and 21.10.0, exporting collections via PDF export could lead to code execution via shell metacharacters in a collection name. Additional, in Mahara before 20.10.4, 21.04.3, and 21.10.1, exporting collections via PDF export could cause code execution

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).

Tecnologías afectadas (1)

Mahara — Mahara

CWE

Referencias

JSON original (NVD)

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  "id": "CVE-2021-43266",
  "cveTags": [],
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        "source": "nvd@nist.gov",
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          "accessVector": "NETWORK",
          "vectorString": "AV:N/AC:H/Au:S/C:P/I:P/A:P",
          "authentication": "SINGLE",
          "integrityImpact": "PARTIAL",
          "accessComplexity": "HIGH",
          "availabilityImpact": "PARTIAL",
          "confidentialityImpact": "PARTIAL"
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        "acInsufInfo": false,
        "impactScore": 6.4,
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        "obtainAllPrivilege": false,
        "exploitabilityScore": 3.9,
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  "affected": [
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      "affectedData": [
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  "published": "2021-11-02T22:15:09.103",
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  "vulnStatus": "Modified",
  "weaknesses": [
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      "value": "In Mahara before 20.04.5, 20.10.3, 21.04.2, and 21.10.0, exporting collections via PDF export could lead to code execution via shell metacharacters in a collection name. Additional, in Mahara before 20.10.4, 21.04.3, and 21.10.1, exporting collections via PDF export could cause code execution"
    },
    {
      "lang": "es",
      "value": "En Mahara versiones anteriores a 20.04.5, 20.10.3, 21.04.2, y 21.10.0, la exportación de colecciones por medio de la exportación de PDF podía conllevar a una ejecución de código por medio de metacaracteres de shell en el nombre de una colección. Además, versiones anteriores a  20.10.4, 21.04.3 y 21.10.1, la exportación de colecciones por medio de la exportación de PDF podría provocar la ejecución del código."
    }
  ],
  "lastModified": "2026-06-17T04:10:45.217",
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