Grandstream Networks GXP1628 <=1.0.4.130 is vulnerable to Incorrect Access Control. The device is configured with directory listing enabled, allowing unauthorized access to sensitive directories and files.
Conclusion & alert: CVE-2025-28170 is rated High Exploit Risk (67/100): CVSS High severity, with medium exploitation likelihood (EPSS 0.40%). 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 | 2026-05-25 | 0.06% | 0.40% | +0.34% |
| 2 | 2025-08-04 | 0.05% | 0.06% | +0.01% |
| 3 | 2025-07-30 | — | 0.05% | — |
Full EPSS history (3 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 7.6 | 3.1 | HIGH |
|
2.8 | 4.7 | 134c704f-9b21-4f2e-91b3-4a467353bcc0 |
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| grandstream | gxp1628_firmware | <= 1.0.4.130 | cpe:2.3:o:grandstream:gxp1628_firmware:*:*:*:*:*:*:*:* |
| URL | Tags |
|---|---|
| http://grandstream.com | Product |
| https://gist.github.com/Exek1el/928ea6fd06d3b48c1c91cfdc30317d8d | Exploit Third Party Advisory |