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CVE-2021-1628

Estado: ModificadaCrítica (9.8)—

MuleSoft is aware of a XML External Entity (XXE) vulnerability affecting certain versions of a Mule runtime component that may affect both CloudHub and on-premise customers. Affected versions: Mule 4.x runtime released before February 2, 2021.

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)

Salesforce — Mule

CWE

Referencias

JSON original (NVD)

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{
  "id": "CVE-2021-1628",
  "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,
        "exploitabilityScore": 10,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
      }
    ],
    "cvssMetricV31": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "scope": "UNCHANGED",
          "version": "3.1",
          "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
      }
    ]
  },
  "affected": [
    {
      "source": "security@salesforce.com",
      "affectedData": [
        {
          "vendor": "n/a",
          "product": "Mulesoft",
          "versions": [
            {
              "status": "affected",
              "version": "Mule 4.x runtime released before February 2, 2021"
            }
          ]
        }
      ]
    }
  ],
  "published": "2021-03-26T17:15:12.717",
  "references": [
    {
      "url": "https://help.salesforce.com/articleView?id=000357384&type=1&mode=1",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "security@salesforce.com"
    },
    {
      "url": "https://help.salesforce.com/articleView?id=000357384&type=1&mode=1",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-611"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "MuleSoft is aware of a XML External Entity (XXE) vulnerability affecting certain versions of a Mule runtime component that may affect both CloudHub and on-premise customers. Affected versions: Mule 4.x runtime released before February 2, 2021."
    },
    {
      "lang": "es",
      "value": "MuleSoft es consciente de una vulnerabilidad de XML External Entity (XXE) que afecta a determinadas versiones de un componente runtime de Mule que puede afectar tanto a los clientes de CloudHub como a los clientes locales. Versiones afectadas: runtime de Mule versiones 4.x lanzado antes del 2 de febrero de 2021."
    }
  ],
  "lastModified": "2026-06-17T03:32:12.223",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:salesforce:mule:*:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "BCAA122C-37C7-4AF5-A3B7-624A3F51D102",
              "versionEndIncluding": "4.2.2",
              "versionStartIncluding": "4.0.0"
            }
          ],
          "operator": "OR"
        }
      ]
    }
  ],
  "sourceIdentifier": "security@salesforce.com"
}