{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-107376", "assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "state": "PUBLISHED", "assignerShortName": "GitHub_M", "dateReserved": "2026-10-07T21:07:54.987Z", "datePublished": "2026-10-08T17:49:57.113Z", "dateUpdated": "2026-10-08T18:39:56.356Z"}, "containers": {"cna": {"title": "webonyx graphql-php: Unbounded recursion in parser causes stack overflow on crafted nested input", "problemTypes": [{"descriptions": [{"cweId": "CWE-674", "lang": "en", "description": "CWE-674: Uncontrolled Recursion", "type": "CWE"}]}], "metrics": [{"cvssV3_1": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 8.2, "baseSeverity": "HIGH", "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:H", "version": "3.1"}}], "references": [{"name": "https://github.com/webonyx/graphql-php/security/advisories/GHSA-r7cg-qjjm-xhqq", "tags": ["x_refsource_CONFIRM"], "url": "https://github.com/webonyx/graphql-php/security/advisories/GHSA-r7cg-qjjm-xhqq"}, {"name": "https://github.com/webonyx/graphql-php/commit/6c1d6009a0f7557f66753bcfd07badd15acf77f4", "tags": ["x_refsource_MISC"], "url": "https://github.com/webonyx/graphql-php/commit/6c1d6009a0f7557f66753bcfd07badd15acf77f4"}, {"name": "https://github.com/webonyx/graphql-php/commit/7b7f2080ca5f7d5340a696fc5701b19a9222d2c2", "tags": ["x_refsource_MISC"], "url": "https://github.com/webonyx/graphql-php/commit/7b7f2080ca5f7d5340a696fc5701b19a9222d2c2"}, {"name": "https://github.com/webonyx/graphql-php/releases/tag/v15.32.3", "tags": ["x_refsource_MISC"], "url": "https://github.com/webonyx/graphql-php/releases/tag/v15.32.3"}], "affected": [{"vendor": "webonyx", "product": "graphql-php", "versions": [{"version": "< 15.32.3", "status": "affected"}]}], "providerMetadata": {"orgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "shortName": "GitHub_M", "dateUpdated": "2026-10-08T17:49:57.113Z"}, "descriptions": [{"lang": "en", "value": "webonyx graphql-php is a PHP implementation of the GraphQL specification. Prior to 15.32.3, GraphQL\\Language\\Parser performs recursive descent without a recursion limit in parseSelectionSet, parseValueLiteral, and parseTypeReference. A remote attacker can submit deeply nested selection sets, object or list values, or list types that exhaust the PHP process stack during pre-validation parsing, before query validation and complexity controls run. The resulting SIGSEGV can terminate PHP-FPM workers or long-running Swoole, RoadRunner, ReactPHP, or CLI processes and cannot be caught by application-level exception handling. This issue is fixed in version 15.32.3."}], "source": {"advisory": "GHSA-r7cg-qjjm-xhqq", "discovery": "UNKNOWN"}}, "adp": [{"references": [{"url": "https://github.com/webonyx/graphql-php/security/advisories/GHSA-r7cg-qjjm-xhqq", "tags": ["exploit"]}], "metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2026-10-08T18:39:30.355689Z", "id": "CVE-2026-107376", "options": [{"Exploitation": "poc"}, {"Automatable": "yes"}, {"Technical Impact": "partial"}], "role": "CISA Coordinator", "version": "2.0.3"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-10-08T18:39:56.356Z"}}]}}

{}

{"affected": [{"affectedData": [{"product": "graphql-php", "vendor": "webonyx", "versions": [{"status": "affected", "version": "< 15.32.3"}]}], "source": "security-advisories@github.com"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "webonyx graphql-php is a PHP implementation of the GraphQL specification. Prior to 15.32.3, GraphQL\\Language\\Parser performs recursive descent without a recursion limit in parseSelectionSet, parseValueLiteral, and parseTypeReference. A remote attacker can submit deeply nested selection sets, object or list values, or list types that exhaust the PHP process stack during pre-validation parsing, before query validation and complexity controls run. The resulting SIGSEGV can terminate PHP-FPM workers or long-running Swoole, RoadRunner, ReactPHP, or CLI processes and cannot be caught by application-level exception handling. This issue is fixed in version 15.32.3."}], "id": "CVE-2026-107376", "lastModified": "2026-10-08T19:17:00.327", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 8.2, "baseSeverity": "HIGH", "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:H", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 4.2, "source": "security-advisories@github.com", "type": "Secondary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-107376", "options": [{"exploitation": "poc"}, {"automatable": "yes"}, {"technicalImpact": "partial"}], "role": "CISA Coordinator", "timestamp": "2026-10-08T18:39:30.355689Z", "version": "2.0.3"}}]}, "published": "2026-10-08T18:17:22.373", "references": [{"source": "security-advisories@github.com", "url": "https://github.com/webonyx/graphql-php/commit/6c1d6009a0f7557f66753bcfd07badd15acf77f4"}, {"source": "security-advisories@github.com", "url": "https://github.com/webonyx/graphql-php/commit/7b7f2080ca5f7d5340a696fc5701b19a9222d2c2"}, {"source": "security-advisories@github.com", "url": "https://github.com/webonyx/graphql-php/releases/tag/v15.32.3"}, {"source": "security-advisories@github.com", "url": "https://github.com/webonyx/graphql-php/security/advisories/GHSA-r7cg-qjjm-xhqq"}, {"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "url": "https://github.com/webonyx/graphql-php/security/advisories/GHSA-r7cg-qjjm-xhqq"}], "sourceIdentifier": "security-advisories@github.com", "vulnStatus": "Received", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-674"}], "source": "security-advisories@github.com", "type": "Secondary"}]}

{}

{}