A reflected Cross-Site Scripting (XSS) vulnerability exists in register.php of PuneethReddyHC Online Shopping System Advanced 1.0. Unsanitized user input in the f_name parameter is reflected in the server response without proper HTML encoding or output escaping. This allows remote attackers to inject arbitrary JavaScript code.
Conclusion & alert: CVE-2025-51971 is rated Exploit Available (50/100): CVSS Medium severity, with low exploitation likelihood (EPSS 0.05%). 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 | 2026-05-03 | 0.04% | 0.05% | +0.01% |
| 2 | 2026-01-24 | 0.06% | 0.04% | -0.02% |
| 3 | 2025-10-09 | — | 0.06% | — |
Full EPSS history (4 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 5.4 | 3.1 | MEDIUM |
|
2.8 | 2.5 | 134c704f-9b21-4f2e-91b3-4a467353bcc0 |
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| puneethreddyhc | online_shopping_system_advanced | 1.0 | cpe:2.3:a:puneethreddyhc:online_shopping_system_advanced:1.0:*:*:*:*:*:*:* |