{"cve_id":"CVE-2013-3893","published":"2013-09-18T10:08:24.867000+00:00","last_modified":"2026-06-16T23:55:58.240000+00:00","vuln_status":"Analyzed","description":"Use-after-free vulnerability in the SetMouseCapture implementation in mshtml.dll in Microsoft Internet Explorer 6 through 11 allows remote attackers to execute arbitrary code via crafted JavaScript strings, as demonstrated by use of an ms-help: URL that triggers loading of hxds.dll.","cvss_version":"3.1","cvss_vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","base_score":8.8,"base_severity":"HIGH","attack_vector":"NETWORK","privileges_req":"NONE","user_interaction":"REQUIRED","scope":"UNCHANGED","impact_c":"HIGH","impact_i":"HIGH","impact_a":"HIGH","cwe_ids":["CWE-416"],"in_kev":true,"kev_date_added":"2025-08-12","kev_ransomware":false,"epss_score":0.87639,"epss_percentile":0.99759,"cap_rule_version":"0.1.1","stage":"INITIAL_ACCESS","req_access":"NONE","req_vector":"NETWORK","req_user_interaction":true,"grant_access":"USER","caps":["CODE_EXEC"],"terminal":false,"cap_confidence":"high","ingested_at":"2026-09-18T08:15:30.293165+00:00","first_seen":"2013-09-18T10:08:24.867000+00:00","kev_first_seen":"2025-08-12T00:00:00+00:00","novelty_score":0.0,"novelty_reasons":[],"novelty_at":null,"vendors":["microsoft"],"products":["internet_explorer"],"affected":[{"vendor":"microsoft","product":"internet_explorer","ranges":["6","7","8","9","10","11"]}]}