{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-86981", "assignerOrgId": "286789f9-fbc2-4510-9f9a-43facdede74c", "state": "PUBLISHED", "assignerShortName": "apple", "dateReserved": "2026-09-08T16:43:47.663Z", "datePublished": "2026-10-20T00:50:57.929Z", "dateUpdated": "2026-10-20T10:11:44.832Z"}, "containers": {"cna": {"problemTypes": [{"descriptions": [{"lang": "en", "description": "An app may be able to cause unexpected system termination"}]}], "affected": [{"vendor": "Apple", "product": "macOS", "versions": [{"version": "0", "status": "affected", "lessThan": "15.8", "versionType": "custom"}, {"version": "0", "status": "affected", "lessThan": "26.7", "versionType": "custom"}]}], "descriptions": [{"lang": "en", "value": "An out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in macOS Sequoia 15.8, macOS Tahoe 26.7. An app may be able to cause unexpected system termination."}], "references": [{"url": "https://support.apple.com/en-us/149042"}, {"url": "https://support.apple.com/en-us/149043"}], "providerMetadata": {"orgId": "286789f9-fbc2-4510-9f9a-43facdede74c", "shortName": "apple", "dateUpdated": "2026-10-20T00:50:57.929Z"}}, "adp": [{"problemTypes": [{"descriptions": [{"type": "CWE", "cweId": "CWE-787", "lang": "en", "description": "CWE-787 Out-of-bounds Write"}]}], "metrics": [{"cvssV3_1": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 5.5, "attackVector": "LOCAL", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "LOW", "confidentialityImpact": "NONE"}}, {"other": {"type": "ssvc", "content": {"timestamp": "2026-10-20T10:11:41.422786Z", "id": "CVE-2026-86981", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"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": "2026-10-20T10:11:44.832Z"}}]}}

{}

{"affected": [{"affectedData": [{"product": "macOS", "vendor": "Apple", "versions": [{"lessThan": "15.8", "status": "affected", "version": "0", "versionType": "custom"}, {"lessThan": "26.7", "status": "affected", "version": "0", "versionType": "custom"}]}], "source": "product-security@apple.com"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "An out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in macOS Sequoia 15.8, macOS Tahoe 26.7. An app may be able to cause unexpected system termination."}], "id": "CVE-2026-86981", "lastModified": "2026-10-20T01:17:29.540", "metrics": {}, "published": "2026-10-20T01:17:29.540", "references": [{"source": "product-security@apple.com", "url": "https://support.apple.com/en-us/149042"}, {"source": "product-security@apple.com", "url": "https://support.apple.com/en-us/149043"}], "sourceIdentifier": "product-security@apple.com", "vulnStatus": "Received"}

{}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "[0,15.8)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "[0,26.7)"}}], "enrichment": {"confidence": 100.0, "confidence_source": "matching", "scores": [{"score": 100.0, "source": "matching"}]}, "original": {"product": "macOS", "source": "cna", "vendor": "Apple"}, "product": "macos", "vendor": "apple"}], "created": "2026-10-20T05:45:06.509972+00:00", "updated": "2026-10-20T05:45:06.509994+00:00", "vendors": ["apple", "apple$PRODUCT$macos"]}