{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-30966", "assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "state": "PUBLISHED", "assignerShortName": "GitHub_M", "dateReserved": "2026-03-07T17:53:48.815Z", "datePublished": "2026-03-10T20:45:15.849Z", "dateUpdated": "2026-03-11T14:31:23.412Z"}, "containers": {"cna": {"title": "Parse Server role escalation and CLP bypass via direct `_Join` table write", "problemTypes": [{"descriptions": [{"cweId": "CWE-284", "lang": "en", "description": "CWE-284: Improper Access Control", "type": "CWE"}]}], "metrics": [{"cvssV3_1": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "LOW", "baseScore": 10, "baseSeverity": "CRITICAL", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "CHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:L", "version": "3.1"}}], "references": [{"name": "https://github.com/parse-community/parse-server/security/advisories/GHSA-5f92-jrq3-28rc", "tags": ["x_refsource_CONFIRM"], "url": "https://github.com/parse-community/parse-server/security/advisories/GHSA-5f92-jrq3-28rc"}, {"name": "https://github.com/parse-community/parse-server/releases/tag/8.6.20", "tags": ["x_refsource_MISC"], "url": "https://github.com/parse-community/parse-server/releases/tag/8.6.20"}, {"name": "https://github.com/parse-community/parse-server/releases/tag/9.5.2-alpha.7", "tags": ["x_refsource_MISC"], "url": "https://github.com/parse-community/parse-server/releases/tag/9.5.2-alpha.7"}], "affected": [{"vendor": "parse-community", "product": "parse-server", "versions": [{"version": ">= 9.0.0 < 9.5.2-alpha.7", "status": "affected"}, {"version": "< 8.6.20", "status": "affected"}]}], "providerMetadata": {"orgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "shortName": "GitHub_M", "dateUpdated": "2026-03-10T20:45:15.849Z"}, "descriptions": [{"lang": "en", "value": "Parse Server is an open source backend that can be deployed to any infrastructure that can run Node.js. Prior to 9.5.2-alpha.7 and 8.6.20, Parse Server's internal tables, which store Relation field mappings such as role memberships, can be directly accessed via the REST API or GraphQL API by any client using only the application key. No master key is required. An attacker can create, read, update, or delete records in any internal relationship table. Exploiting this allows the attacker to inject themselves into any Parse Role, gaining all permissions associated with that role, including full read, write, and delete access to classes protected by role-based Class-Level Permissions (CLP). Similarly, writing to any such table that backs a Relation field used in a pointerFields CLP bypasses that access control. This vulnerability is fixed in 9.5.2-alpha.7 and 8.6.20."}], "source": {"advisory": "GHSA-5f92-jrq3-28rc", "discovery": "UNKNOWN"}}, "adp": [{"metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2026-03-11T14:31:08.220236Z", "id": "CVE-2026-30966", "options": [{"Exploitation": "none"}, {"Automatable": "yes"}, {"Technical Impact": "total"}], "role": "CISA Coordinator", "version": "2.0.3"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-03-11T14:31:23.412Z"}}]}}

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{"cveTags": [], "descriptions": [{"lang": "en", "value": "Parse Server is an open source backend that can be deployed to any infrastructure that can run Node.js. Prior to 9.5.2-alpha.7 and 8.6.20, Parse Server's internal tables, which store Relation field mappings such as role memberships, can be directly accessed via the REST API or GraphQL API by any client using only the application key. No master key is required. An attacker can create, read, update, or delete records in any internal relationship table. Exploiting this allows the attacker to inject themselves into any Parse Role, gaining all permissions associated with that role, including full read, write, and delete access to classes protected by role-based Class-Level Permissions (CLP). Similarly, writing to any such table that backs a Relation field used in a pointerFields CLP bypasses that access control. This vulnerability is fixed in 9.5.2-alpha.7 and 8.6.20."}, {"lang": "es", "value": "Parse Server es un backend de c\u00f3digo abierto que puede ser desplegado en cualquier infraestructura que pueda ejecutar Node.js. Antes de 9.5.2-alpha.7 y 8.6.20, las tablas internas de Parse Server, que almacenan mapeos de campos Relation como membres\u00edas de rol, pueden ser accedidas directamente a trav\u00e9s de la API REST o la API GraphQL por cualquier cliente usando solo la clave de aplicaci\u00f3n. No se requiere clave maestra. Un atacante puede crear, leer, actualizar o eliminar registros en cualquier tabla de relaci\u00f3n interna. Explotar esto permite al atacante inyectarse en cualquier rol de Parse, obteniendo todos los permisos asociados con ese rol, incluyendo acceso completo de lectura, escritura y eliminaci\u00f3n a clases protegidas por Permisos a Nivel de Clase (CLP) basados en roles. De manera similar, escribir en cualquier tabla de este tipo que respalda un campo Relation utilizado en un CLP de pointerFields elude ese control de acceso. Esta vulnerabilidad est\u00e1 corregida en 9.5.2-alpha.7 y 8.6.20."}], "id": "CVE-2026-30966", "lastModified": "2026-03-11T13:52:47.683", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "LOW", "baseScore": 10.0, "baseSeverity": "CRITICAL", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "CHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:L", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 6.0, "source": "security-advisories@github.com", "type": "Secondary"}]}, "published": "2026-03-10T21:16:48.980", "references": [{"source": "security-advisories@github.com", "url": "https://github.com/parse-community/parse-server/releases/tag/8.6.20"}, {"source": "security-advisories@github.com", "url": "https://github.com/parse-community/parse-server/releases/tag/9.5.2-alpha.7"}, {"source": "security-advisories@github.com", "url": "https://github.com/parse-community/parse-server/security/advisories/GHSA-5f92-jrq3-28rc"}], "sourceIdentifier": "security-advisories@github.com", "vulnStatus": "Awaiting Analysis", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-284"}], "source": "security-advisories@github.com", "type": "Primary"}]}

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