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CVE-2021-31746

Estado: ModificadaCrítica (9.8)—

Zip Slip vulnerability in Pluck-CMS Pluck 4.7.15 allows an attacker to upload specially crafted zip files, resulting in directory traversal and potentially arbitrary 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)

Pluck-cms — Pluck

CWE

Referencias

JSON original (NVD)

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{
  "id": "CVE-2021-31746",
  "cveTags": [],
  "metrics": {
    "cvssMetricV2": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "version": "2.0",
          "baseScore": 7.5,
          "accessVector": "NETWORK",
          "vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:P",
          "authentication": "NONE",
          "integrityImpact": "PARTIAL",
          "accessComplexity": "LOW",
          "availabilityImpact": "PARTIAL",
          "confidentialityImpact": "PARTIAL"
        },
        "acInsufInfo": false,
        "impactScore": 6.4,
        "baseSeverity": "HIGH",
        "obtainAllPrivilege": false,
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        "obtainUserPrivilege": false,
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          "baseScore": 9.8,
          "attackVector": "NETWORK",
          "baseSeverity": "CRITICAL",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
          "integrityImpact": "HIGH",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "HIGH",
          "privilegesRequired": "NONE",
          "confidentialityImpact": "HIGH"
        },
        "impactScore": 5.9,
        "exploitabilityScore": 3.9
      }
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  },
  "affected": [
    {
      "source": "cve@mitre.org",
      "affectedData": [
        {
          "vendor": "n/a",
          "product": "n/a",
          "versions": [
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              "status": "affected",
              "version": "n/a"
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  "published": "2021-12-10T18:15:07.653",
  "references": [
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      "url": "https://github.com/pluck-cms/pluck/issues/100",
      "tags": [
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        "Third Party Advisory"
      ],
      "source": "cve@mitre.org"
    },
    {
      "url": "https://github.com/pluck-cms/pluck/issues/100",
      "tags": [
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      "source": "af854a3a-2127-422b-91ae-364da2661108"
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  "vulnStatus": "Modified",
  "weaknesses": [
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      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
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          "lang": "en",
          "value": "CWE-22"
        }
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  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "Zip Slip vulnerability in Pluck-CMS Pluck 4.7.15 allows an attacker to upload specially crafted zip files, resulting in directory traversal and potentially arbitrary code execution."
    },
    {
      "lang": "es",
      "value": "Una vulnerabilidad de Zip Slip en Pluck-CMS Pluck versión 4.7.15, permite a un atacante cargar archivos zip especialmente diseñados, resultando en un salto de directorio y una ejecución potencial de código arbitrario"
    }
  ],
  "lastModified": "2026-06-17T03:52:11.930",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
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              "criteria": "cpe:2.3:a:pluck-cms:pluck:4.7.15:-:*:*:*:*:*:*",
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  "sourceIdentifier": "cve@mitre.org"
}