CVE-2026-73562

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{"affected": [{"affectedData": [{"product": "mongoose", "vendor": "Automattic", "versions": [{"status": "affected", "version": "< 6.13.10"}, {"status": "affected", "version": ">= 7.0.0, < 7.8.10"}, {"status": "affected", "version": ">= 8.0.0, < 8.24.1"}, {"status": "affected", "version": ">= 9.0.0, < 9.7.2"}]}], "source": "security-advisories@github.com"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Mongoose is a MongoDB object modeling tool designed to work in an asynchronous environment. Prior to 6.13.10, 7.8.10, 8.24.1, and 9.7.2, passing a user-controlled update such as MyModel.updateOne(filter, req.body) can exploit Mongoose update casting with a __proto__.x dotted path under $set. Schema.prototype.path and Schema.prototype._getPathType can treat inherited properties of schema.paths and schema.nested as schema types, allowing the casting process to set $fullPath and $parentSchemaDocArray on Object.prototype before throwing. This prototype pollution makes those properties visible on newly created objects and can cause application integrity and availability impacts. This issue is fixed in versions 6.13.10, 7.8.10, 8.24.1, and 9.7.2."}, {"lang": "es", "value": "Mongoose es una herramienta de modelado de objetos de MongoDB dise\u00f1ada para funcionar en un entorno as\u00edncrono. Antes de las versiones 6.13.10, 7.8.10, 8.24.1 y 9.7.2, pasar una actualizaci\u00f3n controlada por el usuario, como MyModel.updateOne(filter, req.body), puede exploit el casting de actualizaci\u00f3n de Mongoose con una ruta punteada \u201c__proto__.x\u201d bajo $set. Schema.prototype.path y Schema.prototype._getPathType pueden tratar las propiedades heredadas de schema.paths y schema.nested como tipos de esquema, permitiendo que el proceso de casting establezca $fullPath y $parentSchemaDocArray en Object.prototype antes de lanzar una excepci\u00f3n. Esta contaminaci\u00f3n de prototipos hace que esas propiedades sean visibles en objetos reci\u00e9n creados y puede causar impactos en la integridad y disponibilidad de la aplicaci\u00f3n. Este problema est\u00e1 solucionado en las versiones 6.13.10, 7.8.10, 8.24.1 y 9.7.2."}], "id": "CVE-2026-73562", "lastModified": "2026-10-24T15:10:00.190", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "LOW", "baseScore": 6.5, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "LOW", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 2.5, "source": "security-advisories@github.com", "type": "Secondary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-73562", "options": [{"exploitation": "none"}, {"automatable": "yes"}, {"technicalImpact": "partial"}], "role": "CISA Coordinator", "timestamp": "2026-08-14T17:41:16.928150Z", "version": "2.0.3"}}]}, "published": "2026-08-13T18:18:18.643", "references": [{"source": "security-advisories@github.com", "url": "https://github.com/Automattic/mongoose/commit/35a3f33bc9a0a28671f99e3c5010000425650d0f"}, {"source": "security-advisories@github.com", "url": "https://github.com/Automattic/mongoose/commit/7285466b860d3b511f8d07b2ab72656703ee707a"}, {"source": "security-advisories@github.com", "url": "https://github.com/Automattic/mongoose/commit/953d085bee5a16b5d6c5af33a156e6314d6d9a45"}, {"source": "security-advisories@github.com", "url": "https://github.com/Automattic/mongoose/commit/fab793b747131c68927888cba41cf3e6d6593740"}, {"source": "security-advisories@github.com", "url": "https://github.com/Automattic/mongoose/security/advisories/GHSA-664h-wqgq-64gw"}], "sourceIdentifier": "security-advisories@github.com", "vulnStatus": "Awaiting Analysis", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-1321"}], "source": "security-advisories@github.com", "type": "Secondary"}]}

{}

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