A Cross-site scripting (XSS) vulnerability in CMS Made Simple v2.2.17 allows remote attackers to inject arbitrary web script or HTML via the File Upload function.
Conclusion & alert: CVE-2023-36970 is rated Exploit Available (50/100): CVSS Medium severity, with low exploitation likelihood (EPSS 0.47%). 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 | 2026-06-15 | 0.13% | 0.47% | +0.34% |
| 2 | 2025-11-21 | 0.15% | 0.13% | -0.02% |
| 3 | 2025-11-18 | — | 0.15% | — |
Full EPSS history (9 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 5.4 | 3.1 | MEDIUM |
|
2.3 | 2.7 | [email protected] |
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| cmsmadesimple | cms_made_simple | 2.2.17 | cpe:2.3:a:cmsmadesimple:cms_made_simple:2.2.17:*:*:*:*:*:*:* |