CVE-2024-32866

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{"affected": [{"affectedData": [{"product": "conform", "vendor": "edmundhung", "versions": [{"status": "affected", "version": "< 1.1.1"}]}], "source": "security-advisories@github.com"}, {"affectedData": [{"cpes": ["cpe:2.3:a:edmundhung:conform:*:*:*:*:*:*:*:*"], "defaultStatus": "unknown", "product": "conform", "vendor": "edmundhung", "versions": [{"status": "affected", "version": "*"}]}], "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Conform, a type-safe form validation library, allows the parsing of nested objects in the form of `object.property`. Due to an improper implementation of this feature in versions prior to 1.1.1, an attacker can exploit the feature to trigger prototype pollution by passing a crafted input to `parseWith...` functions. Applications that use conform for server-side validation of form data or URL parameters are affected by this vulnerability. Version 1.1.1 contains a patch for the issue.\n"}, {"lang": "es", "value": "Conform, una librer\u00eda de validaci\u00f3n de formularios con seguridad de tipos, permite el an\u00e1lisis de objetos anidados en forma de `object.property`. Debido a una implementaci\u00f3n incorrecta de esta caracter\u00edstica en versiones anteriores a la 1.1.1, un atacante puede explotar la caracter\u00edstica para desencadenar la contaminaci\u00f3n del prototipo pasando una entrada manipulada a las funciones `parseWith...`. Esta vulnerabilidad afecta a las aplicaciones que utilizan conform para la validaci\u00f3n del lado del servidor de datos de formulario o par\u00e1metros de URL. La versi\u00f3n 1.1.1 contiene un parche para el problema."}], "id": "CVE-2024-32866", "lastModified": "2026-06-17T07:30:34.873", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 8.6, "baseSeverity": "HIGH", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:H", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 4.7, "source": "security-advisories@github.com", "type": "Secondary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2024-32866", "options": [{"exploitation": "poc"}, {"automatable": "yes"}, {"technicalImpact": "partial"}], "role": "CISA Coordinator", "timestamp": "2024-04-29T12:18:26.633617Z", "version": "2.0.3"}}]}, "published": "2024-04-23T21:15:48.407", "references": [{"source": "security-advisories@github.com", "url": "https://github.com/edmundhung/conform/blob/59156d7115a7207fa3b6f8a70a4342a9b24c2501/packages/conform-dom/formdata.ts#L117"}, {"source": "security-advisories@github.com", "url": "https://github.com/edmundhung/conform/commit/4819d51b5a53fd5486fc85c17cdc148eb160e3de"}, {"source": "security-advisories@github.com", "url": "https://github.com/edmundhung/conform/security/advisories/GHSA-624g-8qjg-8qxf"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://github.com/edmundhung/conform/blob/59156d7115a7207fa3b6f8a70a4342a9b24c2501/packages/conform-dom/formdata.ts#L117"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://github.com/edmundhung/conform/commit/4819d51b5a53fd5486fc85c17cdc148eb160e3de"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://github.com/edmundhung/conform/security/advisories/GHSA-624g-8qjg-8qxf"}], "sourceIdentifier": "security-advisories@github.com", "vulnStatus": "Deferred", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-1321"}], "source": "security-advisories@github.com", "type": "Secondary"}]}

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