Microsoft Outlook Express 6.0 allows remote attackers to bypass intended access restrictions, load content from arbitrary sources into the Outlook context, and facilitate phishing attacks via a "BASE HREF" with the target set to "_top".
Conclusion & alert: CVE-2004-2694 is rated Moderate Risk (51.2/100): CVSS Medium severity, with high exploitation likelihood (EPSS 8.56%, 94th 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 | 17.68% | 8.56% | -9.12% |
| 2 | 2026-05-25 | 17.43% | 17.68% | +0.25% |
| 3 | 2026-03-16 | — | 17.43% | — |
Full EPSS history (14 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 5.8 | 2.0 | MEDIUM |
|
8.6 | 4.9 | [email protected] |
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| microsoft | outlook_express | 6.0 | cpe:2.3:a:microsoft:outlook_express:6.0:*:*:*:*:*:*:* |