{"schema":"threatline.record/2","record":{"id":"CVE-2026-86953","aliases":[],"summary":"An out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in iOS 27 and iPadOS 27, macOS Golden Gate 27, tvOS 27, visionOS 27, watchOS 27. An attacker in physical p","details":"An out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in iOS 27 and iPadOS 27, macOS Golden Gate 27, tvOS 27, visionOS 27, watchOS 27. An attacker in physical proximity may be able to cause a denial-of-service.","categories":["Operating systems"],"product":"iOS and iPadOS","vendor":"Apple","ecosystem":null,"affected_ranges":[{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-86953","source_modified_at":"2026-10-20T10:25:22.084Z","fetched_at":"2026-10-23T18:45:31.882637Z","product":"iOS and iPadOS","vendor":"Apple","versions":[{"version":"0","status":"affected","lessThan":"27","versionType":"custom"}],"defaultStatus":null},{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-86953","source_modified_at":"2026-10-20T10:25:22.084Z","fetched_at":"2026-10-23T18:45:31.882637Z","product":"macOS","vendor":"Apple","versions":[{"version":"0","status":"affected","lessThan":"27","versionType":"custom"}],"defaultStatus":null},{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-86953","source_modified_at":"2026-10-20T10:25:22.084Z","fetched_at":"2026-10-23T18:45:31.882637Z","product":"tvOS","vendor":"Apple","versions":[{"version":"0","status":"affected","lessThan":"27","versionType":"custom"}],"defaultStatus":null},{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-86953","source_modified_at":"2026-10-20T10:25:22.084Z","fetched_at":"2026-10-23T18:45:31.882637Z","product":"visionOS","vendor":"Apple","versions":[{"version":"0","status":"affected","lessThan":"27","versionType":"custom"}],"defaultStatus":null},{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-86953","source_modified_at":"2026-10-20T10:25:22.084Z","fetched_at":"2026-10-23T18:45:31.882637Z","product":"watchOS","vendor":"Apple","versions":[{"version":"0","status":"affected","lessThan":"27","versionType":"custom"}],"defaultStatus":null}],"fixed_versions":[{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-86953","source_modified_at":"2026-10-20T10:25:22.084Z","fetched_at":"2026-10-23T18:45:31.882637Z","package":{"name":"iOS and iPadOS","ecosystem":null},"version":"27","basis":"first unaffected version stated in the CVE record"},{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-86953","source_modified_at":"2026-10-20T10:25:22.084Z","fetched_at":"2026-10-23T18:45:31.882637Z","package":{"name":"macOS","ecosystem":null},"version":"27","basis":"first unaffected version stated in the CVE record"},{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-86953","source_modified_at":"2026-10-20T10:25:22.084Z","fetched_at":"2026-10-23T18:45:31.882637Z","package":{"name":"tvOS","ecosystem":null},"version":"27","basis":"first unaffected version stated in the CVE record"},{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-86953","source_modified_at":"2026-10-20T10:25:22.084Z","fetched_at":"2026-10-23T18:45:31.882637Z","package":{"name":"visionOS","ecosystem":null},"version":"27","basis":"first unaffected version stated in the CVE record"},{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-86953","source_modified_at":"2026-10-20T10:25:22.084Z","fetched_at":"2026-10-23T18:45:31.882637Z","package":{"name":"watchOS","ecosystem":null},"version":"27","basis":"first unaffected version stated in the CVE record"}],"cvss":4.6,"severity":"Medium","kev":{"listed":false},"epss":{"probability":0.00181,"percentile":0.07277,"score_date":"2026-10-23"},"published_at":"2026-10-20T00:50:54.619Z","modified_at":"2026-10-20T10:25:22.084Z","provenance":[{"source":"CVE List","url":"https://www.cve.org/CVERecord?id=CVE-2026-86953","fetched_at":"2026-10-23T18:45:31.882637Z","source_modified_at":"2026-10-20T10:25:22.084Z"},{"source":"EPSS","url":"https://api.first.org/data/v1/epss?cve=CVE-2026-86953","fetched_at":"2026-10-23T18:42:43.628194Z","source_modified_at":"2026-10-23"}],"sources":["CVE List","EPSS"],"references":[{"source":"CVE List","url":"https://support.apple.com/en-us/149034"},{"source":"CVE List","url":"https://support.apple.com/en-us/149035"},{"source":"CVE List","url":"https://support.apple.com/en-us/149036"},{"source":"CVE List","url":"https://support.apple.com/en-us/149037"},{"source":"CVE List","url":"https://support.apple.com/en-us/149038"}],"locations":[],"motoko_assessment":{"status":"requires_architecture_review","automatic_remediation":false},"cve_state":"PUBLISHED","cvss_source":"CISA ADP","ssvc":{"exploitation":"none","automatable":"no","technical_impact":"partial","assessed_at":"2026-10-20T10:25:19.070243Z"},"classification":{"method":"product-first software-layer rules","rules_version":"2.1","matched_on":"product","confidence":"heuristic","reviewed":false},"change_timestamp":"2026-10-20T10:25:22.084Z","content_hash":"7446bbd71e97f50b6ce733e52168729e8133e95e50e6dffcf72f2843a2d88315"}}