An issue in SHENZHEN TENDA TECHNOLOGY CO.,LTD Tenda AX2pro V16.03.29.48_cn allows a remote attacker to execute arbitrary code via the Routing functionality.
Conclusion & alert: CVE-2024-40515 is rated Moderate Risk (50.5/100): CVSS Critical severity, with low exploitation likelihood (EPSS 0.66%). Mandatory action: Review affected assets and schedule remediation.
Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.
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 | 2026-06-15 | 6.57% | 0.66% | -5.91% |
| 2 | 2025-12-05 | 4.95% | 6.57% | +1.62% |
| 3 | 2025-11-21 | — | 4.95% | — |
Full EPSS history (13 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 9.8 | 3.1 | CRITICAL |
|
3.9 | 5.9 | 134c704f-9b21-4f2e-91b3-4a467353bcc0 |
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| tenda | ax2_pro_firmware | 16.03.29.48_cn | cpe:2.3:o:tenda:ax2_pro_firmware:16.03.29.48_cn:*:*:*:*:*:*:* |
| URL | Tags |
|---|---|
| https://gist.github.com/as-lky/410d6ae5c8ead88c2e0f5c641b2382ec | Third Party Advisory |