{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-86926", "assignerOrgId": "286789f9-fbc2-4510-9f9a-43facdede74c", "state": "PUBLISHED", "assignerShortName": "apple", "dateReserved": "2026-09-08T16:43:41.878Z", "datePublished": "2026-09-23T17:20:18.495Z", "dateUpdated": "2026-09-23T17:20:18.495Z"}, "containers": {"cna": {"problemTypes": [{"descriptions": [{"lang": "en", "description": "A heap buffer overflow vulnerability in the FileMaker Server database engine block parsing routine allowed a maliciously crafted .fmp12 database file to cause memory corruption, potentially leading to arbitrary code execution."}]}], "affected": [{"vendor": "Claris", "product": "FileMaker Server", "versions": [{"version": "0", "status": "affected", "lessThan": "26.0.3", "versionType": "custom"}]}], "descriptions": [{"lang": "en", "value": "A heap buffer overflow vulnerability in the FileMaker Server database engine block parsing routine allowed a maliciously crafted .fmp12 database file to cause memory corruption, potentially leading to arbitrary code execution. This vulnerability is addressed in FileMaker Server version 26.0.3."}], "references": [{"url": "https://support.claris.com/s/answerview?anum=000049219&language=en_US"}], "providerMetadata": {"orgId": "286789f9-fbc2-4510-9f9a-43facdede74c", "shortName": "apple", "dateUpdated": "2026-09-23T17:20:18.495Z"}}}}

{}

{"affected": [{"affectedData": [{"product": "FileMaker Server", "vendor": "Claris", "versions": [{"lessThan": "26.0.3", "status": "affected", "version": "0", "versionType": "custom"}]}], "source": "product-security@apple.com"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "A heap buffer overflow vulnerability in the FileMaker Server database engine block parsing routine allowed a maliciously crafted .fmp12 database file to cause memory corruption, potentially leading to arbitrary code execution. This vulnerability is addressed in FileMaker Server version 26.0.3."}], "id": "CVE-2026-86926", "lastModified": "2026-09-23T18:22:36.150", "metrics": {}, "published": "2026-09-23T18:17:09.587", "references": [{"source": "product-security@apple.com", "url": "https://support.claris.com/s/answerview?anum=000049219&language=en_US"}], "sourceIdentifier": "product-security@apple.com", "vulnStatus": "Awaiting Analysis"}

{}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "[0,26.0.3)"}}], "enrichment": {"confidence": 100.0, "confidence_source": "matching", "scores": [{"score": 100.0, "source": "matching"}]}, "original": {"product": "FileMaker Server", "source": "cna", "vendor": "Claris"}, "product": "filemaker_server", "vendor": "claris"}], "created": "2026-09-23T18:30:06.966004+00:00", "title": "Heap Buffer Overflow in FileMaker Server Allowing Arbitrary Code Execution", "updated": "2026-09-23T19:15:10.467522+00:00", "vendors": ["claris", "claris$PRODUCT$filemaker_server"], "weaknesses": ["CWE-119"]}