{"cve":"CVE-2008-1434","nvd":{"published":"2008-05-13T22:20:00.000","modified":"2026-06-16T22:51:43.583","status":"Modified","description":"Use-after-free vulnerability in Microsoft Word in Office 2000 and XP SP3, 2003 SP2 and SP3, and 2007 Office System SP1 and earlier allows remote attackers to execute arbitrary code via an HTML document with a large number of Cascading Style Sheets (CSS) selectors, related to a \"memory handling error\" that triggers memory corruption.","cvss_v4":null,"cvss_v3":null,"cwes":["CWE-399"],"references":["http://labs.idefense.com/intelligence/vulnerabilities/display.php?id=700","http://marc.info/?l=bugtraq&m=121129490723574&w=2","http://secunia.com/advisories/30143","http://www.securityfocus.com/bid/29105","http://www.securitytracker.com/id?1020014"],"products":["microsoft:office","microsoft:office_compatibility_pack_for_word_excel_ppt_2007","microsoft:word_viewer"],"source":"nvd","synced_at":"2026-10-19T19:51:11.071189229+00:00"},"epss":{"cve":"CVE-2008-1434","score":0.30869,"percentile":0.98252,"date":"2026-10-31"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}