Vulnerability in Ebyte Ne2-D11 Firmware

CVE-2026-69658

MQTT credentials and control traffic are transmitted in cleartext, exposing sensitive information to network-level attackers. This may enable unauthorized device impersonation and disruption of messaging functions.

Published · last modified .

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: 0.003 (25.9th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 26th percentile — 25.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2026-69658: held from 0.002 to 0.003.

EPSS over last 30 days · oldest: 0.002 · newest: 0.003 · change: +0.001

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-69658?
CVE-2026-69658 is a critical-severity vulnerability in Ebyte Ne2-D11 Firmware, classified under Cleartext Transmission of Sensitive Information. CVSS score: 9.8/10. Published 2026-08-28.
How severe is CVE-2026-69658?
Critical severity. CVSS v3 base score is 9.8 out of 10.