SQL injection vulnerability in action.php in Nucleus CMS 3.01 allows remote attackers to execute arbitrary SQL statements via the itemid parameter.
Conclusion & alert: CVE-2004-2056 is rated Moderate Risk (53.5/100): CVSS High severity, with medium exploitation likelihood (EPSS 1.23%). 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 | 0.49% | 1.23% | +0.74% |
| 2 | 2025-03-17 | 0.32% | 0.49% | +0.17% |
| 3 | 2023-03-07 | — | 0.32% | — |
Full EPSS history (4 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 7.5 | 2.0 | HIGH |
|
10.0 | 6.4 | [email protected] |
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| nucleus_group | nucleus_cms | 3.01 | cpe:2.3:a:nucleus_group:nucleus_cms:3.01:*:*:*:*:*:*:* |