Multiple cross-site scripting (XSS) vulnerabilities in the Qas (aka Quas) module for XOOPS Celepar allow remote attackers to inject arbitrary web script or HTML via (1) the cod_categoria parameter to categoria.php, (2) the opcao parameter to index.php, and the PATH_INFO to (3) categoria.php and (4) index.php.
Conclusion & alert: CVE-2009-4713 is rated High Exploit Risk (61.1/100): CVSS Medium severity, with medium exploitation likelihood (EPSS 1.84%). Core evidence: 2 public exploit reference(s) are indexed (Exploit-DB). Mandatory action: Public exploits are available—assess exposure, apply mitigations, and prioritize patching.
Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.
| EDB-ID | Source | Kind | Published | Link |
|---|---|---|---|---|
| 9249 | exploit_db | edb | 2009-07-24 | Exploit-DB ↗ |
| — | nvd_ref | exploit_tag | Exploit-DB ↗ |
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 | 2026-05-03 | 1.99% | 1.84% | -0.15% |
| 2 | 2026-01-15 | 1.14% | 1.99% | +0.85% |
| 3 | 2025-03-30 | — | 1.14% | — |
Full EPSS history (8 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 |
|---|---|---|---|
| alexandre_amaral | xoops_celepar | 1.0.1 | cpe:2.3:a:alexandre_amaral:xoops_celepar:1.0.1:*:*:*:*:*:*:* |