Stack-based buffer overflow in Microsoft Office Word 2000 SP3, 2002 SP3, 2003 SP3, and 2007 Gold and SP1; Word Viewer 2003 Gold and SP3; Office Compatibility Pack for Word, Excel, and PowerPoint 2007 File Formats Gold and SP1; and Microsoft Works 8 allow remote attackers to execute arbitrary code via a crafted Word document that contains a malformed table property, which triggers memory corruption, aka "Word Memory Corruption Vulnerability."
Conclusion & alert: CVE-2008-4837 is rated High Risk (66.7/100): CVSS Critical severity, with high exploitation likelihood (EPSS 66.22%, 98th percentile). Core evidence: EPSS ranks this CVE among the most likely to be exploited in the near term. Mandatory action: High exploitation likelihood—assess exposure and prioritize remediation.
Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.
EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).
| # | Date | Old EPSS score | New EPSS score | Delta (New - Old) |
|---|---|---|---|---|
| 1 | 2026-02-28 | 71.94% | 66.22% | -5.72% |
| 2 | 2025-06-18 | 69.12% | 71.94% | +2.82% |
| 3 | 2025-05-01 | — | 69.12% | — |
Full EPSS history (20 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 9.3 | 2.0 | HIGH |
|
8.6 | 10.0 | [email protected] |
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| microsoft | office | 2004 | cpe:2.3:a:microsoft:office:2004:*:mac:*:*:*:*:* |
| microsoft | office | 2008 | cpe:2.3:a:microsoft:office:2008:*:mac:*:*:*:*:* |
| microsoft | office_compatibility_pack_for_word_excel_ppt_2007 | — | cpe:2.3:a:microsoft:office_compatibility_pack_for_word_excel_ppt_2007:*:*:*:*:*:*:*:* |
| microsoft | office_compatibility_pack_for_word_excel_ppt_2007 | — | cpe:2.3:a:microsoft:office_compatibility_pack_for_word_excel_ppt_2007:*:sp1:*:*:*:*:*:* |
| microsoft | office_word_viewer | 2003 | cpe:2.3:a:microsoft:office_word_viewer:2003:*:*:*:*:*:*:* |
| microsoft | office_word_viewer | 2003 | cpe:2.3:a:microsoft:office_word_viewer:2003:sp3:*:*:*:*:*:* |
| microsoft | open_xml_file_format_converter | — | cpe:2.3:a:microsoft:open_xml_file_format_converter:*:*:mac:*:*:*:*:* |
| microsoft | works | 8.0 | cpe:2.3:a:microsoft:works:8.0:*:*:*:*:*:*:* |
| microsoft | office_outlook | 2007 | cpe:2.3:a:microsoft:office_outlook:2007:*:*:*:*:*:*:* |
| microsoft | office_outlook | 2007 | cpe:2.3:a:microsoft:office_outlook:2007:sp1:*:*:*:*:*:* |
| microsoft | office_word | 2000 | cpe:2.3:a:microsoft:office_word:2000:sp3:*:*:*:*:*:* |
| microsoft | office_word | 2002 | cpe:2.3:a:microsoft:office_word:2002:sp3:*:*:*:*:*:* |
| microsoft | office_word | 2003 | cpe:2.3:a:microsoft:office_word:2003:sp3:*:*:*:*:*:* |
| microsoft | office_word | 2007 | cpe:2.3:a:microsoft:office_word:2007:*:*:*:*:*:*:* |