{"cve_id":"CVE-2013-2551","published":"2013-03-11T10:55:01.070000+00:00","last_modified":"2026-06-16T23:53:36.980000+00:00","vuln_status":"Analyzed","description":"Use-after-free vulnerability in Microsoft Internet Explorer 6 through 10 allows remote attackers to execute arbitrary code via a crafted web site that triggers access to a deleted object, as demonstrated by VUPEN during a Pwn2Own competition at CanSecWest 2013, aka \"Internet Explorer Use After Free Vulnerability,\" a different vulnerability than CVE-2013-1308 and CVE-2013-1309.","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":"2022-03-28","kev_ransomware":true,"epss_score":0.74096,"epss_percentile":0.99485,"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":"2026-09-18T08:11:20.952374+00:00","first_seen":"2013-03-11T10:55:01.070000+00:00","kev_first_seen":"2022-03-28T00:00:00+00:00","novelty_score":0.0,"novelty_reasons":[],"novelty_at":null,"vendors":["microsoft"],"products":["internet_explorer","windows_7","windows_8","windows_rt","windows_server_2003","windows_server_2008","windows_server_2012","windows_vista","windows_xp"],"affected":[{"vendor":"microsoft","product":"internet_explorer","ranges":["8","10","9","7","6"]}]}