An external config control vulnerability exists in the openvpn.cgi openvpn_client_setup() functionality of Wavlink AC3000 M33A8.V5030.210505. A specially crafted HTTP request can lead to arbitrary command execution. An attacker can make an authenticated HTTP request to trigger this vulnerability.
Conclusion & alert: CVE-2024-38666 is rated High Exploit Risk (82.8/100): CVSS Critical severity, with high exploitation likelihood (EPSS 5.85%, 90th percentile). Core evidence: 2 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 ↗ | |
| — | 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 | 2026-02-26 | 6.06% | 5.85% | -0.21% |
| 2 | 2026-02-24 | 5.85% | 6.06% | +0.21% |
| 3 | 2026-02-23 | — | 5.85% | — |
Full EPSS history (17 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 9.1 | 3.1 | CRITICAL |
|
2.3 | 6.0 | [email protected] |
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| wavlink | wl-wn533a8_firmware | m33a8.v5030.210505 | cpe:2.3:o:wavlink:wl-wn533a8_firmware:m33a8.v5030.210505:*:*:*:*:*:*:* |
| URL | Tags |
|---|---|
| https://talosintelligence.com/vulnerability_reports/TALOS-2024-2051 | Exploit Third Party Advisory |
| https://www.talosintelligence.com/vulnerability_reports/TALOS-2024-2051 | Exploit Third Party Advisory |