{"schema":"threatline.record/2","record":{"id":"CVE-2022-22620","aliases":[],"summary":"Apple iOS, iPadOS, and macOS Webkit Use-After-Free Vulnerability","details":"Apple iOS, iPadOS, and macOS WebKit contain a use-after-free 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":["Operating systems"],"product":"iOS, iPadOS, and macOS","vendor":"Apple","ecosystem":null,"affected_ranges":[{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2022-22620","source_modified_at":"2025-10-21T23:15:43.749Z","fetched_at":"2026-10-23T18:42:43.628194Z","product":"Safari (v and )","vendor":"Apple","versions":[{"lessThan":"15.3","status":"affected","version":"unspecified","versionType":"custom"}],"defaultStatus":null},{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2022-22620","source_modified_at":"2025-10-21T23:15:43.749Z","fetched_at":"2026-10-23T18:42:43.628194Z","product":"macOS","vendor":"Apple","versions":[{"lessThan":"12.2","status":"affected","version":"unspecified","versionType":"custom"}],"defaultStatus":null},{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2022-22620","source_modified_at":"2025-10-21T23:15:43.749Z","fetched_at":"2026-10-23T18:42:43.628194Z","product":"macOS","vendor":"Apple","versions":[{"lessThan":"15.3","status":"affected","version":"unspecified","versionType":"custom"}],"defaultStatus":null}],"fixed_versions":[{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2022-22620","source_modified_at":"2025-10-21T23:15:43.749Z","fetched_at":"2026-10-23T18:42:43.628194Z","package":{"name":"Safari (v and )","ecosystem":null},"version":"15.3","basis":"first unaffected version stated in the CVE record"},{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2022-22620","source_modified_at":"2025-10-21T23:15:43.749Z","fetched_at":"2026-10-23T18:42:43.628194Z","package":{"name":"macOS","ecosystem":null},"version":"12.2","basis":"first unaffected version stated in the CVE record"},{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2022-22620","source_modified_at":"2025-10-21T23:15:43.749Z","fetched_at":"2026-10-23T18:42:43.628194Z","package":{"name":"macOS","ecosystem":null},"version":"15.3","basis":"first unaffected version stated in the CVE record"}],"cvss":8.8,"severity":"High","kev":{"listed":true,"date_added":"2022-02-11","due_date":"2022-02-25","required_action":"Apply updates per vendor instructions.","ransomware_campaign_use":"Unknown"},"epss":{"probability":0.16342,"percentile":0.9696,"score_date":"2026-10-23"},"published_at":"2022-03-18T17:59:40.000Z","modified_at":"2025-10-21T23:15:43.749Z","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-2022-22620","fetched_at":"2026-10-23T18:42:43.628194Z","source_modified_at":"2025-10-21T23:15:43.749Z"},{"source":"EPSS","url":"https://api.first.org/data/v1/epss?cve=CVE-2022-22620","fetched_at":"2026-10-23T18:42:43.628194Z","source_modified_at":"2026-10-23"}],"sources":["CISA KEV","CVE List","EPSS"],"references":[{"url":"https://nvd.nist.gov/vuln/detail/CVE-2022-22620","source":"CISA KEV"},{"source":"CVE List","url":"https://support.apple.com/en-us/HT213091","tags":["x_refsource_MISC","x_transferred"]},{"source":"CVE List","url":"https://support.apple.com/en-us/HT213092","tags":["x_refsource_MISC","x_transferred"]},{"source":"CVE List","url":"https://support.apple.com/en-us/HT213093","tags":["x_refsource_MISC","x_transferred"]},{"source":"CVE List","url":"https://security.gentoo.org/glsa/202208-39","tags":["vendor-advisory","x_refsource_GENTOO","x_transferred"]},{"source":"CVE List","url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2022-22620","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":"2025-01-29T16:36:15.439176Z"},"classification":{"method":"product-first software-layer rules","rules_version":"2.1","matched_on":"product","confidence":"heuristic","reviewed":false},"change_timestamp":"2025-10-21T23:15:43.749Z","content_hash":"b94d7265e62c9ec0721f894482e62e117f3940b80db937a93aef516063786d67"}}