Unspecified vulnerability in Sun Java System Application Server Platform Edition and Enterprise Edition 8.1 2005 Q1, and Platform Edition UR1, allows remote attackers to read .jar files via unknown vectors related to deployed web applications.
Conclusion & alert: CVE-2005-4804 is rated Moderate Risk (49.9/100): CVSS Medium severity, with medium exploitation likelihood (EPSS 2.28%). Core evidence: EPSS rose +1.60% over the last day, indicating growing attacker interest. Mandatory action: Review affected assets and schedule 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 | 0.68% | 2.28% | +1.60% |
| 2 | 2025-03-30 | 0.77% | 0.68% | -0.09% |
| 3 | 2025-03-29 | — | 0.77% | — |
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 |
|---|---|---|---|
| sun | java_system_application_server | 8.1 | cpe:2.3:a:sun:java_system_application_server:8.1:*:enterprise:*:*:*:*:* |
| sun | java_system_application_server | 8.1 | cpe:2.3:a:sun:java_system_application_server:8.1:*:platform:*:*:*:*:* |
| sun | java_system_application_server | 8.1 | cpe:2.3:a:sun:java_system_application_server:8.1:ur1:platform:*:*:*:*:* |