Microsoft Outlook Express 6.0 leaks the default news server account when a user responds to a "watched" conversation thread, which could allow remote attackers to obtain sensitive information.
Conclusion & alert: CVE-2005-2226 is rated Moderate Risk (48.6/100): CVSS Medium severity, with high exploitation likelihood (EPSS 13.39%, 96th 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 | 29.35% | 13.39% | -15.96% |
| 2 | 2026-06-06 | 32.27% | 29.35% | -2.92% |
| 3 | 2025-08-10 | — | 32.27% | — |
Full EPSS history (17 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 | outlook_express | 6.0 | cpe:2.3:a:microsoft:outlook_express:6.0:*:*:*:*:*:*:* |
| microsoft | outlook_express | 6.0 | cpe:2.3:a:microsoft:outlook_express:6.0:sp1:*:*:*:*:*:* |
| microsoft | outlook_express | 6.0 | cpe:2.3:a:microsoft:outlook_express:6.0:sp2:*:*:*:*:*:* |