Unspecified vulnerability in Microsoft Windows 2000 SP4, XP SP1 and SP2, Server 2003 and 2003 SP1, allows remote attackers to execute arbitrary code via unspecified vectors involving unhandled exceptions, memory resident applications, and incorrectly "unloading chained exception."
Conclusion & alert: CVE-2006-3648 is rated Moderate Risk (59.5/100): CVSS High severity, with high exploitation likelihood (EPSS 23.49%, 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 | 2026-06-15 | 53.20% | 23.49% | -29.71% |
| 2 | 2026-05-07 | 49.98% | 53.20% | +3.21% |
| 3 | 2026-02-13 | — | 49.98% | — |
Full EPSS history (22 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 7.6 | 2.0 | HIGH |
|
4.9 | 10.0 | [email protected] |
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| microsoft | windows_2000 | — | cpe:2.3:o:microsoft:windows_2000:*:sp4:*:fr:*:*:*:* |
| microsoft | windows_2003_server | r2 | cpe:2.3:o:microsoft:windows_2003_server:r2:*:*:*:*:*:*:* |
| microsoft | windows_2003_server | sp1 | cpe:2.3:o:microsoft:windows_2003_server:sp1:*:*:*:*:*:*:* |
| microsoft | windows_xp | — | cpe:2.3:o:microsoft:windows_xp:*:sp1:tablet_pc:*:*:*:*:* |
| microsoft | windows_xp | — | cpe:2.3:o:microsoft:windows_xp:*:sp2:tablet_pc:*:*:*:*:* |