{"schema":"threatline.record/2","record":{"id":"CVE-2026-86929","aliases":[],"summary":"An out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in macOS Golden Gate 27, macOS Sequoia 15.8.2, macOS Tahoe 26.7.2. Processing a maliciously crafted file m","details":"An out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in macOS Golden Gate 27, macOS Sequoia 15.8.2, macOS Tahoe 26.7.2. Processing a maliciously crafted file may lead to arbitrary code execution.","categories":["Operating systems"],"product":"macOS","vendor":"Apple","ecosystem":null,"affected_ranges":[{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-86929","source_modified_at":"2026-10-27T03:56:16.360Z","fetched_at":"2026-10-27T04:51:10.072820Z","product":"macOS","vendor":"Apple","versions":[{"version":"0","status":"affected","lessThan":"15.8.2","versionType":"custom"},{"version":"0","status":"affected","lessThan":"26.7.2","versionType":"custom"},{"version":"0","status":"affected","lessThan":"27","versionType":"custom"}],"defaultStatus":null}],"fixed_versions":[{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-86929","source_modified_at":"2026-10-27T03:56:16.360Z","fetched_at":"2026-10-27T04:51:10.072820Z","package":{"name":"macOS","ecosystem":null},"version":"15.8.2","basis":"first unaffected version stated in the CVE record"},{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-86929","source_modified_at":"2026-10-27T03:56:16.360Z","fetched_at":"2026-10-27T04:51:10.072820Z","package":{"name":"macOS","ecosystem":null},"version":"26.7.2","basis":"first unaffected version stated in the CVE record"},{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-86929","source_modified_at":"2026-10-27T03:56:16.360Z","fetched_at":"2026-10-27T04:51:10.072820Z","package":{"name":"macOS","ecosystem":null},"version":"27","basis":"first unaffected version stated in the CVE record"}],"cvss":8.8,"severity":"High","kev":{"listed":false},"epss":{"probability":null,"percentile":null,"score_date":null},"published_at":"2026-10-26T20:43:53.806Z","modified_at":"2026-10-27T03:56:16.360Z","provenance":[{"source":"CVE List","url":"https://www.cve.org/CVERecord?id=CVE-2026-86929","fetched_at":"2026-10-27T04:51:10.072820Z","source_modified_at":"2026-10-27T03:56:16.360Z"}],"sources":["CVE List"],"references":[{"source":"CVE List","url":"https://support.apple.com/en-us/149035"},{"source":"CVE List","url":"https://support.apple.com/en-us/149522"},{"source":"CVE List","url":"https://support.apple.com/en-us/149523"}],"locations":[],"motoko_assessment":{"status":"requires_architecture_review","automatic_remediation":false},"cve_state":"PUBLISHED","cvss_source":"CISA ADP","ssvc":{"exploitation":"none","automatable":"no","technical_impact":"total","assessed_at":"2026-10-26T00:00:00+00:00"},"classification":{"method":"product-first software-layer rules","rules_version":"2.1","matched_on":"product","confidence":"heuristic","reviewed":false},"change_timestamp":"2026-10-27T03:56:16.360Z","content_hash":"7ea77edd38773eb4c99a7e2ae4e19340c82f2b8683cf50f562641086489cde3a"}}