Cross-site scripting (XSS) vulnerability in search.cgi in Matt's Script Archive (MSA) Simple Search 1.0 allows remote attackers to inject arbitrary web script or HTML via the terms parameter. NOTE: some of these details are obtained from third party information.
Conclusion & alert: CVE-2009-4866 is rated Exploit Available (56/100): CVSS Medium severity, with medium exploitation likelihood (EPSS 0.28%). Core evidence: 1 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 |
|---|---|---|---|---|
| — | 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 | 2024-12-17 | 0.22% | 0.28% | +0.06% |
| 2 | 2023-03-07 | 1.21% | 0.22% | -0.99% |
| 3 | 2022-02-04 | — | 1.21% | — |
Full EPSS history (3 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 |
|---|---|---|---|
| matt_wright | simple_search | 1.0 | cpe:2.3:a:matt_wright:simple_search:1.0:*:*:*:*:*:*:* |