What is CVE-2026-30140?

CVE-2026-30140 is a high-severity vulnerability in Tenda W15e, classified under Improper Access Control. CVSS score: 7.5/10. Published 2026-03-09.

How severe is CVE-2026-30140?

High severity. CVSS v3 base score is 7.5 out of 10.

Vulnerability in Tenda W15e

CVE-2026-30140

An incorrect access control vulnerability exists in Tenda W15E V02.03.01.26_cn. An unauthenticated attacker can access the /cgi-bin/DownloadCfg/RouterCfm.jpg endpoint to download the configuration file containing plaintext administrator credentials, leading to sensitive information disclosure and potential remote administrative access.

EPSS: 0.003 (25.2th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.

Affected products

Tenda W15e
Tenda W15e_firmware — versions 02.03.01.26_cn
N/a — versions n/a

Weakness classification (CWE)

CWE-284 — Improper Access Control

References

cve@mitre.org (Broken Link)

Frequently asked questions

What is CVE-2026-30140?: CVE-2026-30140 is a high-severity vulnerability in Tenda W15e, classified under Improper Access Control. CVSS score: 7.5/10. Published 2026-03-09.
How severe is CVE-2026-30140?: High severity. CVSS v3 base score is 7.5 out of 10.