Unspecified vulnerability in Microsoft Excel 2000, 2002, and 2003, in Microsoft Office 2000 SP3 and other packages, allows user-assisted attackers to execute arbitrary code via an Excel file with a malformed range, which could lead to memory corruption involving an argument to the msvcrt.memmove function, aka "Brand new Microsoft Excel Vulnerability," as originally placed for sale on eBay as item number 7203336538.
Conclusion & alert: CVE-2005-4131 is rated High Exploit Risk (78.8/100): CVSS Medium severity, with high exploitation likelihood (EPSS 69.09%, 99th percentile). Core evidence: 1 public exploit reference(s) are indexed (Exploit-DB). EPSS rose +2.14% over the last day, indicating growing attacker interest. Mandatory action: Public exploits are available—assess exposure, apply mitigations, and prioritize patching.
Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.
| EDB-ID | Source | Kind | Published | Link |
|---|---|---|---|---|
| 26769 | exploit_db | edb | 2005-12-08 | Exploit-DB ↗ |
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 | 2025-03-30 | 66.95% | 69.09% | +2.14% |
| 2 | 2025-03-29 | 69.09% | 66.95% | -2.14% |
| 3 | 2025-03-23 | — | 69.09% | — |
Full EPSS history (12 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 6.8 | 2.0 | MEDIUM |
|
8.6 | 6.4 | [email protected] |
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| microsoft | excel | 95 | cpe:2.3:a:microsoft:excel:95:*:*:*:*:*:*:* |
| microsoft | excel | 97 | cpe:2.3:a:microsoft:excel:97:*:*:*:*:*:*:* |
| microsoft | excel | 97 | cpe:2.3:a:microsoft:excel:97:sr1:*:*:*:*:*:* |
| microsoft | excel | 97 | cpe:2.3:a:microsoft:excel:97:sr2:*:*:*:*:*:* |
| microsoft | excel | 2000 | cpe:2.3:a:microsoft:excel:2000:*:*:*:*:*:*:* |
| microsoft | excel | 2000 | cpe:2.3:a:microsoft:excel:2000:sp2:*:*:*:*:*:* |
| microsoft | excel | 2000 | cpe:2.3:a:microsoft:excel:2000:sp3:*:*:*:*:*:* |
| microsoft | excel | 2000 | cpe:2.3:a:microsoft:excel:2000:sr1:*:*:*:*:*:* |
| microsoft | excel | 2002 | cpe:2.3:a:microsoft:excel:2002:*:*:*:*:*:*:* |
| microsoft | excel | 2002 | cpe:2.3:a:microsoft:excel:2002:sp1:*:*:*:*:*:* |
| microsoft | excel | 2002 | cpe:2.3:a:microsoft:excel:2002:sp2:*:*:*:*:*:* |
| microsoft | excel | 2002 | cpe:2.3:a:microsoft:excel:2002:sp3:*:*:*:*:*:* |
| microsoft | excel | 2003 | cpe:2.3:a:microsoft:excel:2003:*:*:*:*:*:*:* |
| microsoft | excel | 2003 | cpe:2.3:a:microsoft:excel:2003:sp1:*:*:*:*:*:* |