{"schema":"threatline.record/2","record":{"id":"CVE-2023-23529","aliases":[],"summary":"Apple Multiple Products WebKit Type Confusion Vulnerability","details":"Apple iOS, MacOS, Safari and iPadOS WebKit contain a type confusion vulnerability that leads to code execution when processing maliciously crafted web content. This vulnerability could impact HTML parsers that use WebKit, including but not limited to Apple Safari and non-Apple products which rely on WebKit for HTML processing.","categories":["Unclassified"],"product":"Multiple Products","vendor":"Apple","ecosystem":null,"affected_ranges":[{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2023-23529","source_modified_at":"2025-10-21T23:15:24.700Z","fetched_at":"2026-10-23T18:42:43.628194Z","product":"iOS and iPadOS","vendor":"Apple","versions":[{"version":"unspecified","status":"affected","lessThan":"16.3","versionType":"custom"}],"defaultStatus":null},{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2023-23529","source_modified_at":"2025-10-21T23:15:24.700Z","fetched_at":"2026-10-23T18:42:43.628194Z","product":"Safari","vendor":"Apple","versions":[{"version":"unspecified","status":"affected","lessThan":"16.3","versionType":"custom"}],"defaultStatus":null},{"source":"CVE 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record"}],"cvss":8.8,"severity":"High","kev":{"listed":true,"date_added":"2023-02-14","due_date":"2023-03-07","required_action":"Apply updates per vendor instructions.","ransomware_campaign_use":"Unknown"},"epss":{"probability":0.09426,"percentile":0.95415,"score_date":"2026-10-23"},"published_at":"2023-02-27T00:00:00.000Z","modified_at":"2025-10-21T23:15:24.700Z","provenance":[{"source":"CISA KEV","url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","fetched_at":"2026-10-23T18:42:43.628194Z","source_modified_at":"2026-10-23T17:00:09.9001Z"},{"source":"CVE List","url":"https://www.cve.org/CVERecord?id=CVE-2023-23529","fetched_at":"2026-10-23T18:42:43.628194Z","source_modified_at":"2025-10-21T23:15:24.700Z"},{"source":"EPSS","url":"https://api.first.org/data/v1/epss?cve=CVE-2023-23529","fetched_at":"2026-10-23T18:42:43.628194Z","source_modified_at":"2026-10-23"}],"sources":["CISA KEV","CVE List","EPSS"],"references":[{"url":"https://support.apple.com/en-us/HT213635, https://support.apple.com/en-us/HT213633, https://support.apple.com/en-us/HT213638","source":"CISA KEV"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2023-23529","source":"CISA KEV"},{"source":"CVE List","url":"https://support.apple.com/en-us/HT213635","tags":["x_transferred"]},{"source":"CVE List","url":"https://support.apple.com/en-us/HT213638","tags":["x_transferred"]},{"source":"CVE List","url":"https://support.apple.com/en-us/HT213633","tags":["x_transferred"]},{"source":"CVE List","url":"https://support.apple.com/en-us/HT213673","tags":["x_transferred"]},{"source":"CVE List","url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2023-23529","tags":["government-resource"]}],"locations":[],"motoko_assessment":{"status":"requires_architecture_review","automatic_remediation":false},"cve_state":"PUBLISHED","cvss_source":"CISA ADP","ssvc":{"exploitation":"active","automatable":"no","technical_impact":"total","assessed_at":"2025-01-28T21:21:43.179297Z"},"classification":{"method":"product-first software-layer rules","rules_version":"2.1","matched_on":null,"confidence":"unknown","reviewed":false},"change_timestamp":"2025-10-21T23:15:24.700Z","content_hash":"9020db26403325fb7cc59a6104be1922c51e8c5c8f363867a3e398c42fda86e3"}}