{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-86944", "assignerOrgId": "286789f9-fbc2-4510-9f9a-43facdede74c", "state": "PUBLISHED", "assignerShortName": "apple", "dateReserved": "2026-09-08T16:43:41.880Z", "datePublished": "2026-10-20T00:50:53.850Z", "dateUpdated": "2026-10-20T00:50:53.850Z"}, "containers": {"cna": {"problemTypes": [{"descriptions": [{"lang": "en", "description": "An app may be able to cause unexpected system termination"}]}], "affected": [{"vendor": "Apple", "product": "iOS and iPadOS", "versions": [{"version": "0", "status": "affected", "lessThan": "26.7", "versionType": "custom"}]}, {"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 iOS 26.7 and iPadOS 26.7, 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/149041"}, {"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": "2026-10-20T00:50:53.850Z"}}}}

{}

{"affected": [{"affectedData": [{"product": "iOS and iPadOS", "vendor": "Apple", "versions": [{"lessThan": "26.7", "status": "affected", "version": "0", "versionType": "custom"}]}, {"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 iOS 26.7 and iPadOS 26.7, macOS Sequoia 15.8, macOS Tahoe 26.7. An app may be able to cause unexpected system termination."}], "id": "CVE-2026-86944", "lastModified": "2026-10-20T15:03:59.857", "metrics": {}, "published": "2026-10-20T01:17:28.177", "references": [{"source": "product-security@apple.com", "url": "https://support.apple.com/en-us/149041"}, {"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": "Awaiting Analysis"}

{}

{"affected": [{"configurations": [{"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": "iOS and iPadOS", "source": "cna", "vendor": "Apple"}, "product": "ios_and_ipados", "vendor": "apple"}, {"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": "2026-10-20T04:00:13.831594+00:00", "title": "Out-of-Bounds Write Leading to System Termination in Apple iOS, iPadOS and macOS", "updated": "2026-10-20T12:15:14.046527+00:00", "vendors": ["apple", "apple$PRODUCT$ios_and_ipados", "apple$PRODUCT$macos"], "weaknesses": ["CWE-787"]}