Vulnerability in Ebyte Ne2-D11 Firmware

CVE-2026-73809

A cleartext transmission of sensitive information vulnerability exists in certain Ebyte gateway products. The web management interface does not adequately protect sensitive communications using transport-layer encryption. An attacker with access to network traffic could intercept authentication or session-related information transmitted between a user and the affected device. Successful exploitation could result in disclosure of sensitive information and unauthorized access to device management functionality.

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

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-73809?
CVE-2026-73809 is a high-severity vulnerability in Ebyte Ne2-D11 Firmware, classified under Cleartext Transmission of Sensitive Information. CVSS score: 7.5/10. Published 2026-08-28.
How severe is CVE-2026-73809?
High severity. CVSS v3 base score is 7.5 out of 10.