A stored cross-site scripting (XSS) vulnerability in the Create function of Zenario CMS v9.4 allows attackers to execute arbitrary web scripts or HTML via a crafted payload injected into the Menu navigation text field.
Conclusion & alert: CVE-2023-39578 is rated Exploit Available (50/100): CVSS Medium severity, with low exploitation likelihood (EPSS 0.38%). 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 | 1.94% | 0.38% | -1.56% |
| 2 | 2026-05-23 | 1.56% | 1.94% | +0.38% |
| 3 | 2026-03-08 | — | 1.56% | — |
Full EPSS history (10 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 4.8 | 3.1 | MEDIUM |
|
1.7 | 2.7 | [email protected] |
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| tribalsystems | zenario | 9.4 | cpe:2.3:a:tribalsystems:zenario:9.4:*:*:*:*:*:*:* |
| URL | Tags |
|---|---|
| https://github.com/anh91/Zenario-xss/issues/1 | Exploit Issue Tracking Vendor Advisory |
| https://panda002.hashnode.dev/a-stored-cross-site-scripting-xss-vulnerability-in-the-create-the-function-of-zenario-cms-v94 |