{"cve_id":"CVE-2021-30860","published":"2021-08-24T19:15:14.370000+00:00","last_modified":"2026-06-17T03:51:01.843000+00:00","vuln_status":"Analyzed","description":"An integer overflow was addressed with improved input validation. This issue is fixed in Security Update 2021-005 Catalina, iOS 14.8 and iPadOS 14.8, macOS Big Sur 11.6, watchOS 7.6.2. Processing a maliciously crafted PDF may lead to arbitrary code execution. Apple is aware of a report that this issue may have been actively exploited.","cvss_version":"3.1","cvss_vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","base_score":7.8,"base_severity":"HIGH","attack_vector":"LOCAL","privileges_req":"NONE","user_interaction":"REQUIRED","scope":"UNCHANGED","impact_c":"HIGH","impact_i":"HIGH","impact_a":"HIGH","cwe_ids":["CWE-190"],"in_kev":true,"kev_date_added":"2021-11-03","kev_ransomware":false,"epss_score":0.75994,"epss_percentile":0.9953,"cap_rule_version":"0.1.1","stage":"EXECUTION","req_access":"NONE","req_vector":"LOCAL","req_user_interaction":true,"grant_access":"USER","caps":["CODE_EXEC"],"terminal":false,"cap_confidence":"high","ingested_at":"2026-09-18T09:47:10.756498+00:00","first_seen":"2021-08-24T19:15:14.370000+00:00","kev_first_seen":"2021-11-03T00:00:00+00:00","novelty_score":0.0,"novelty_reasons":[],"novelty_at":null,"vendors":["apple","freedesktop","xpdfreader"],"products":["ipados","iphone_os","mac_os_x","macos","poppler","watchos","xpdf"],"affected":[{"vendor":"apple","product":"ipados","ranges":["< 14.8"]},{"vendor":"apple","product":"iphone_os","ranges":["< 12.5.5","≥ 13.0 and < 14.8"]},{"vendor":"apple","product":"mac_os_x","ranges":["10.15.7","≥ 10.15 and < 10.15.7"]},{"vendor":"apple","product":"macos","ranges":["< 11.6"]},{"vendor":"apple","product":"watchos","ranges":["< 7.6.2"]},{"vendor":"freedesktop","product":"poppler","ranges":["< 22.09.0"]},{"vendor":"xpdfreader","product":"xpdf","ranges":["< 4.04"]}]}