Microsoft MSN Messenger 6.0 and 6.1 does not properly handle certain requests, which allows remote attackers to read arbitrary files.
Conclusion & alert: CVE-2004-0122 is rated Moderate Risk (59.1/100): CVSS Medium severity, with high exploitation likelihood (EPSS 42.85%, 98th percentile). Core evidence: EPSS ranks this CVE among the most likely to be exploited in the near term. EPSS rose +9.89% over the last day, indicating growing attacker interest. 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 | 2026-05-07 | 32.96% | 42.85% | +9.89% |
| 2 | 2025-03-30 | 37.72% | 32.96% | -4.75% |
| 3 | 2025-03-29 | — | 37.72% | — |
Full EPSS history (11 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 5.0 | 2.0 | MEDIUM |
|
10.0 | 2.9 | [email protected] |
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| microsoft | msn_messenger | 6.0 | cpe:2.3:a:microsoft:msn_messenger:6.0:*:*:*:*:*:*:* |
| microsoft | msn_messenger | 6.1 | cpe:2.3:a:microsoft:msn_messenger:6.1:*:*:*:*:*:*:* |