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CVE-2025-8920

Estado: AnalizadaBaja (1.9)—

A vulnerability was identified in Portabilis i-Diario 1.6. Affected by this vulnerability is an unknown functionality of the file /dicionario-de-termos-bncc of the component Dicionário de Termos BNCC Page. The manipulation of the argument Planos de ensino leads to cross site scripting. The attack can be launched remotely. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

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)

Portabilis — I-diario

CWE

Referencias

JSON original (NVD)

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{
  "id": "CVE-2025-8920",
  "cveTags": [],
  "metrics": {
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        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2025-8920",
          "role": "CISA Coordinator",
          "options": [
            {
              "exploitation": "poc"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "partial"
            }
          ],
          "version": "2.0.3",
          "timestamp": "2025-08-13T18:24:36.577319Z"
        }
      }
    ],
    "cvssMetricV2": [
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          "accessVector": "NETWORK",
          "vectorString": "AV:N/AC:L/Au:M/C:N/I:P/A:N",
          "authentication": "MULTIPLE",
          "integrityImpact": "PARTIAL",
          "accessComplexity": "LOW",
          "availabilityImpact": "NONE",
          "confidentialityImpact": "NONE"
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        "impactScore": 2.9,
        "baseSeverity": "LOW",
        "obtainAllPrivilege": false,
        "exploitabilityScore": 6.4,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
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    "cvssMetricV31": [
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        "type": "Secondary",
        "source": "cna@vuldb.com",
        "cvssData": {
          "scope": "UNCHANGED",
          "version": "3.1",
          "baseScore": 2.4,
          "attackVector": "NETWORK",
          "baseSeverity": "LOW",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:N/I:L/A:N",
          "integrityImpact": "LOW",
          "userInteraction": "REQUIRED",
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          "availabilityImpact": "NONE",
          "privilegesRequired": "HIGH",
          "confidentialityImpact": "NONE"
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        "exploitabilityScore": 0.9
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        "source": "nvd@nist.gov",
        "cvssData": {
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    "cvssMetricV40": [
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        "type": "Secondary",
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        "cvssData": {
          "Safety": "NOT_DEFINED",
          "version": "4.0",
          "Recovery": "NOT_DEFINED",
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          "Automatable": "NOT_DEFINED",
          "attackVector": "NETWORK",
          "baseSeverity": "LOW",
          "valueDensity": "NOT_DEFINED",
          "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:P/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X",
          "exploitMaturity": "PROOF_OF_CONCEPT",
          "providerUrgency": "NOT_DEFINED",
          "userInteraction": "PASSIVE",
          "attackComplexity": "LOW",
          "attackRequirements": "NONE",
          "privilegesRequired": "HIGH",
          "subIntegrityImpact": "NONE",
          "vulnIntegrityImpact": "LOW",
          "integrityRequirement": "NOT_DEFINED",
          "modifiedAttackVector": "NOT_DEFINED",
          "subAvailabilityImpact": "NONE",
          "vulnAvailabilityImpact": "NONE",
          "availabilityRequirement": "NOT_DEFINED",
          "modifiedUserInteraction": "NOT_DEFINED",
          "modifiedAttackComplexity": "NOT_DEFINED",
          "subConfidentialityImpact": "NONE",
          "vulnConfidentialityImpact": "NONE",
          "confidentialityRequirement": "NOT_DEFINED",
          "modifiedAttackRequirements": "NOT_DEFINED",
          "modifiedPrivilegesRequired": "NOT_DEFINED",
          "modifiedSubIntegrityImpact": "NOT_DEFINED",
          "modifiedVulnIntegrityImpact": "NOT_DEFINED",
          "vulnerabilityResponseEffort": "NOT_DEFINED",
          "modifiedSubAvailabilityImpact": "NOT_DEFINED",
          "modifiedVulnAvailabilityImpact": "NOT_DEFINED",
          "modifiedSubConfidentialityImpact": "NOT_DEFINED",
          "modifiedVulnConfidentialityImpact": "NOT_DEFINED"
        }
      }
    ]
  },
  "affected": [
    {
      "source": "cna@vuldb.com",
      "affectedData": [
        {
          "vendor": "Portabilis",
          "modules": [
            "Dicionário de Termos BNCC Page"
          ],
          "product": "i-Diario",
          "versions": [
            {
              "status": "affected",
              "version": "1.6"
            }
          ]
        }
      ]
    }
  ],
  "published": "2025-08-13T18:15:35.423",
  "references": [
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      "url": "https://github.com/CVE-Hunters/CVE/blob/main/i-diario/CVE-2025-8920.md",
      "tags": [
        "Exploit",
        "Third Party Advisory"
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      "source": "cna@vuldb.com"
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    {
      "url": "https://github.com/FeMarb/CVEs/blob/6eeefb2749bb6165557ed4664a0680456131e4de/I-diario/Cross-Site%20Scripting%20(XSS)%20Storage%20in%20endpoint%20_dicionario-de-termos-bncc%20parameter%20Planos%20de%20ensino%20input%20field.md",
      "tags": [
        "Exploit",
        "Third Party Advisory"
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      "source": "cna@vuldb.com"
    },
    {
      "url": "https://vuldb.com/?ctiid.319879",
      "tags": [
        "Permissions Required",
        "VDB Entry"
      ],
      "source": "cna@vuldb.com"
    },
    {
      "url": "https://vuldb.com/?id.319879",
      "tags": [
        "Third Party Advisory",
        "VDB Entry"
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      "source": "cna@vuldb.com"
    },
    {
      "url": "https://vuldb.com/?submit.629168",
      "tags": [
        "Third Party Advisory",
        "VDB Entry"
      ],
      "source": "cna@vuldb.com"
    }
  ],
  "vulnStatus": "Analyzed",
  "weaknesses": [
    {
      "type": "Secondary",
      "source": "cna@vuldb.com",
      "description": [
        {
          "lang": "en",
          "value": "CWE-79"
        },
        {
          "lang": "en",
          "value": "CWE-94"
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      ]
    },
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-79"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "A vulnerability was identified in Portabilis i-Diario 1.6. Affected by this vulnerability is an unknown functionality of the file /dicionario-de-termos-bncc of the component Dicionário de Termos BNCC Page. The manipulation of the argument Planos de ensino leads to cross site scripting. The attack can be launched remotely. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way."
    },
    {
      "lang": "es",
      "value": "Se identificó una vulnerabilidad en Portabilis i-Diario 1.6. Esta vulnerabilidad afecta a una funcionalidad desconocida del archivo /dicionario-de-termos-bncc del componente Diccionario de Termos BNCC Page. La manipulación del argumento \"Planos de ensino\" provoca cross site scripting. El ataque puede ejecutarse en remoto. Se ha hecho público el exploit y puede que sea utilizado. Se contactó al proveedor con antelación para informarle sobre esta divulgación, pero no respondió."
    }
  ],
  "lastModified": "2026-06-17T10:07:55.190",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
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  "sourceIdentifier": "cna@vuldb.com"
}