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CVE-2020-7788

Status: ModifiedCritical (9.8)—

This affects the package ini before 1.3.6. If an attacker submits a malicious INI file to an application that parses it with ini.parse, they will pollute the prototype on the application. This can be exploited further depending on the context.

CVSS

Exploitation probability (EPSS)

EPSS (Exploit Prediction Scoring System, FIRST) estimates how likely a vulnerability is to be exploited in the wild within 30 days. It complements CVSS (impact) and CISA KEV (confirmed exploitation).

Affected technologies (2)

CWEs

References

Raw JSON (NVD)

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{
  "id": "CVE-2020-7788",
  "cveTags": [],
  "metrics": {
    "ssvcV203": [
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        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2020-7788",
          "role": "CISA Coordinator",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "yes"
            },
            {
              "technicalImpact": "total"
            }
          ],
          "version": "2.0.3",
          "timestamp": "2026-10-08T21:04:47.266253Z"
        }
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    ],
    "cvssMetricV2": [
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        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
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          "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": "Secondary",
        "source": "report@snyk.io",
        "cvssData": {
          "scope": "UNCHANGED",
          "version": "3.1",
          "baseScore": 7.3,
          "attackVector": "NETWORK",
          "baseSeverity": "HIGH",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L",
          "integrityImpact": "LOW",
          "userInteraction": "NONE",
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          "availabilityImpact": "LOW",
          "privilegesRequired": "NONE",
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        "cvssData": {
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          "attackVector": "NETWORK",
          "baseSeverity": "CRITICAL",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
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  "affected": [
    {
      "source": "report@snyk.io",
      "affectedData": [
        {
          "vendor": "n/a",
          "product": "ini",
          "versions": [
            {
              "status": "affected",
              "version": "unspecified",
              "lessThan": "1.3.6",
              "versionType": "custom"
            }
          ]
        }
      ]
    }
  ],
  "published": "2020-12-11T11:15:11.447",
  "references": [
    {
      "url": "https://github.com/npm/ini/commit/56d2805e07ccd94e2ba0984ac9240ff02d44b6f1",
      "tags": [
        "Patch",
        "Third Party Advisory"
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      "source": "report@snyk.io"
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    {
      "url": "https://lists.debian.org/debian-lts-announce/2020/12/msg00032.html",
      "tags": [
        "Mailing List",
        "Third Party Advisory"
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      "source": "report@snyk.io"
    },
    {
      "url": "https://snyk.io/vuln/SNYK-JS-INI-1048974",
      "tags": [
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    {
      "url": "https://github.com/npm/ini/commit/56d2805e07ccd94e2ba0984ac9240ff02d44b6f1",
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        "Third Party Advisory"
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      "source": "af854a3a-2127-422b-91ae-364da2661108"
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    {
      "url": "https://lists.debian.org/debian-lts-announce/2020/12/msg00032.html",
      "tags": [
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      "source": "af854a3a-2127-422b-91ae-364da2661108"
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    {
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      "tags": [
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        "Third Party Advisory"
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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": [
        {
          "lang": "en",
          "value": "CWE-1321"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "This affects the package ini before 1.3.6. If an attacker submits a malicious INI file to an application that parses it with ini.parse, they will pollute the prototype on the application. This can be exploited further depending on the context."
    },
    {
      "lang": "es",
      "value": "Esto afecta al paquete ini versiones anteriores a 1.3.6. Si un atacante envía un archivo INI malicioso a una aplicación que lo analiza con ini.parse, contaminará el prototipo de la aplicación. Esto puede ser explotado aún más dependiendo del contexto"
    }
  ],
  "lastModified": "2026-10-08T22:17:03.403",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:ini_project:ini:*:*:*:*:*:node.js:*:*",
              "vulnerable": true,
              "matchCriteriaId": "93EF44F5-672B-4AF8-8C37-888F3065C28E",
              "versionEndExcluding": "1.3.6"
            }
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          "operator": "OR"
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    },
    {
      "nodes": [
        {
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          "cpeMatch": [
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              "matchCriteriaId": "DEECE5FC-CACF-4496-A3E7-164736409252"
            }
          ],
          "operator": "OR"
        }
      ]
    }
  ],
  "sourceIdentifier": "report@snyk.io"
}