What is CVE-2024-40515?

CVE-2024-40515 is a critical-severity vulnerability in Tenda Ax2 Pro, classified under Improper Verification of Source of a Communication Channel. CVSS score: 9.8/10. Published 2024-07-16.

How severe is CVE-2024-40515?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Vulnerability in Tenda Ax2 Pro

CVE-2024-40515

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.

Published 2024-07-16 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.007 (49.5th percentile), scored 2026-09-30.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 49th percentile — 49.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.007 · newest: 0.007 · change: 0.000

Affected products

Tenda Ax2 Pro
Tenda Ax2 Pro Firmware — versions 16.03.29.48_cn

Weakness classification (CWE)

CWE-940 — Improper Verification of Source of a Communication Channel

References

gist.github.com/as-lky/410d6ae5c8ead88c2e0f5c641b2382ec (Third Party Advisory)

Frequently asked questions

What is CVE-2024-40515?: CVE-2024-40515 is a critical-severity vulnerability in Tenda Ax2 Pro, classified under Improper Verification of Source of a Communication Channel. CVSS score: 9.8/10. Published 2024-07-16.
How severe is CVE-2024-40515?: Critical severity. CVSS v3 base score is 9.8 out of 10.