{"cve_id":"CVE-2009-0238","published":"2009-02-25T16:30:00.343000+00:00","last_modified":"2026-06-16T23:04:33.880000+00:00","vuln_status":"Analyzed","description":"Microsoft Office Excel 2000 SP3, 2002 SP3, 2003 SP3, and 2007 SP1; Excel Viewer 2003 Gold and SP3; Excel Viewer; Compatibility Pack for Word, Excel, and PowerPoint 2007 File Formats SP1; and Excel in Microsoft Office 2004 and 2008 for Mac allow remote attackers to execute arbitrary code via a crafted Excel document that triggers an access attempt on an invalid object, as exploited in the wild in February 2009 by Trojan.Mdropper.AC.","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-94"],"in_kev":true,"kev_date_added":"2026-04-14","kev_ransomware":false,"epss_score":0.42941,"epss_percentile":0.98721,"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":"2026-09-18T07:49:45.294773+00:00","first_seen":"2009-02-25T16:30:00.343000+00:00","kev_first_seen":"2026-04-14T00:00:00+00:00","novelty_score":0.0,"novelty_reasons":[],"novelty_at":null,"vendors":["microsoft"],"products":["excel","excel_viewer","office","office_compatibility_pack","office_excel_viewer"],"affected":[{"vendor":"microsoft","product":"excel","ranges":["2000","2002","2003","2007"]},{"vendor":"microsoft","product":"excel_viewer","ranges":["all versions"]},{"vendor":"microsoft","product":"office","ranges":["2004","2008"]},{"vendor":"microsoft","product":"office_compatibility_pack","ranges":["2007"]},{"vendor":"microsoft","product":"office_excel_viewer","ranges":["all versions","2003"]}]}