CVE-2026-30140

HIGH

CVSS v3

7.5

HIGH

EPSS Score

0.1%

exploit probability

CISA KEV

No

known exploited

Exploitation

SSVC status

Description

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.

Technical Details

CVSS v3 Vector
3.1
Published
3/9/2026
Last Modified
3/13/2026

Frequently Asked Questions

What is 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.

Is CVE-2026-30140 actively exploited?

Active exploitation of CVE-2026-30140 has not been confirmed. The EPSS score is 0.1%, indicating the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2026-30140?

CVE-2026-30140 has a CVSS v3 base score of 7.5 (HIGH severity), with vector string 3.1.

Is CVE-2026-30140 affecting your environment?

Use isMalicious to check if any of your IPs or domains are associated with this vulnerability's IOCs.