An access control issue in Wavlink WL-WN530HG4 M30HG4.V5030.201217 allows unauthenticated attackers to download configuration data and log files and obtain admin credentials.
Conclusion & alert: CVE-2022-48166 is rated High Exploit Risk (84.5/100): CVSS High severity, with high exploitation likelihood (EPSS 66.23%, 98th percentile). Core evidence: 2 public exploit reference(s) are indexed (Exploit-DB). EPSS rose +6.69% over the last day, indicating growing attacker interest. 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 ↗ | |
| — | 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 | 2026-03-16 | 59.54% | 66.23% | +6.69% |
| 2 | 2026-02-15 | 58.30% | 59.54% | +1.25% |
| 3 | 2026-02-10 | — | 58.30% | — |
Full EPSS history (26 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 7.5 | 3.1 | HIGH |
|
3.9 | 3.6 | [email protected] |
| 7.5 | 3.1 | HIGH |
|
3.9 | 3.6 | 134c704f-9b21-4f2e-91b3-4a467353bcc0 |
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| wavlink | wl-wn530hg4_firmware | m30hg4.v5030.201217 | cpe:2.3:o:wavlink:wl-wn530hg4_firmware:m30hg4.v5030.201217:*:*:*:*:*:*:* |
| URL | Tags |
|---|---|
| https://docs.google.com/document/d/1zvbuu3Hkk3CAkojAivlUESvtHblHJNLJdpGOoNtk-Vo/edit?usp=sharing | Exploit Technical Description Third Party Advisory |
| https://github.com/strik3r0x1/Vulns/blob/main/WAVLINK%20WN530HG4.md | Exploit Third Party Advisory |