Integer overflow in the PolyPolygon function in Graphics Rendering Engine on Microsoft Windows 98 and Me allows remote attackers to execute arbitrary code via a Windows Metafile (WMF) or EMF image with a sum of entries in the vertext counts array and number of polygons that triggers a heap-based buffer overflow.
Conclusion & alert: CVE-2006-2376 is rated Moderate Risk (63.9/100): CVSS High severity, with high exploitation likelihood (EPSS 58.80%, 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 | 2026-03-31 | 59.24% | 58.80% | -0.44% |
| 2 | 2026-03-11 | 62.93% | 59.24% | -3.70% |
| 3 | 2026-02-28 | — | 62.93% | — |
Full EPSS history (13 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 7.5 | 2.0 | HIGH |
|
10.0 | 6.4 | [email protected] |
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| microsoft | windows_98 | — | cpe:2.3:o:microsoft:windows_98:*:gold:*:*:*:*:*:* |
| microsoft | windows_98se | — | cpe:2.3:o:microsoft:windows_98se:*:*:*:*:*:*:*:* |
| microsoft | windows_me | — | cpe:2.3:o:microsoft:windows_me:*:*:*:*:*:*:*:* |