Multiple format string vulnerabilities in UltraISO 9.3.1.2633, and possibly other versions before 9.3.3.2685, allow user-assisted attackers to execute arbitrary code via format string specifiers in the filename of a (1) DAA or (2) ISZ file.
Conclusion & alert: CVE-2008-3871 is rated High Risk (67.8/100): CVSS Critical severity, with medium exploitation likelihood (EPSS 2.53%). Core evidence: EPSS rose +1.59% 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 | 2026-06-15 | 0.95% | 2.53% | +1.59% |
| 2 | 2025-03-30 | 1.89% | 0.95% | -0.94% |
| 3 | 2025-03-29 | — | 1.89% | — |
Full EPSS history (6 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 9.3 | 2.0 | HIGH |
|
8.6 | 10.0 | [email protected] |
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| ezbsystems | ultraiso | 9.3.1.2633 | cpe:2.3:a:ezbsystems:ultraiso:9.3.1.2633:*:*:*:*:*:*:* |