Multiple cross-site scripting (XSS) vulnerabilities in FlatnuX CMS 2012-03.08 and earlier allow remote attackers to inject arbitrary web script or HTML via the (1) title_en, (2) summary_en, or (3) body_en parameter in a submitnews action to the news module, a different vulnerability than CVE-2012-4890. NOTE: the provenance of this information is unknown; the details are obtained solely from third party information.
Conclusion & alert: CVE-2012-4892 is rated Moderate Risk (40/100): CVSS Medium severity, with medium exploitation likelihood (EPSS 1.15%). 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 | 0.30% | 1.15% | +0.85% |
| 2 | 2025-03-30 | 0.35% | 0.30% | -0.06% |
| 3 | 2025-03-29 | — | 0.35% | — |
Full EPSS history (6 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 4.3 | 2.0 | MEDIUM |
|
8.6 | 2.9 | [email protected] |
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| flatnux | flatnux | <= 2012-03.08 | cpe:2.3:a:flatnux:flatnux:*:*:*:*:*:*:*:* |
| flatnux | flatnux | 2008-12-11 | cpe:2.3:a:flatnux:flatnux:2008-12-11:*:*:*:*:*:*:* |
| flatnux | flatnux | 2009-01-27 | cpe:2.3:a:flatnux:flatnux:2009-01-27:*:*:*:*:*:*:* |
| flatnux | flatnux | 2009-02-04 | cpe:2.3:a:flatnux:flatnux:2009-02-04:*:*:*:*:*:*:* |
| flatnux | flatnux | 2011-08-09-2 | cpe:2.3:a:flatnux:flatnux:2011-08-09-2:*:*:*:*:*:*:* |