Cross-site scripting (XSS) vulnerability in PHPVibe before 4.21 allows remote authenticated users to inject arbitrary web script or HTML via a comment.
Conclusion & alert: CVE-2015-5399 is rated Exploit Available (52/100): CVSS Medium severity, with low exploitation likelihood (EPSS 0.21%). Core evidence: 3 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 |
|---|---|---|---|---|
| 37659 | exploit_db | edb | 2015-07-20 | Exploit-DB ↗ |
| — | nvd_ref | exploit_tag | 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 | 2025-09-16 | 0.04% | 0.21% | +0.17% |
| 2 | 2025-09-15 | 0.10% | 0.04% | -0.07% |
| 3 | 2023-03-07 | — | 0.10% | — |
Full EPSS history (4 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 5.4 | 3.0 | MEDIUM |
|
2.3 | 2.7 | [email protected] |
| 3.5 | 2.0 | LOW |
|
6.8 | 2.9 | [email protected] |
| URL | Tags |
|---|---|
| https://packetstormsecurity.com/files/132715/phpVibe-Stored-Cross-Site-Scripting.html | Exploit Third Party Advisory VDB Entry |
| https://www.exploit-db.com/exploits/37659 | Exploit Third Party Advisory VDB Entry |