CVE-2026-69658

Ebyte NA111-M Cleartext Transmission of Sensitive Information

Published Aug 27, 2026 CVSS 4.0 · 9.3 Critical EPSS < 1% KEV · Not listed
Description
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.

Remediation

Vendor Workaround

Ebyte acknowledged receipt of the reported vulnerabilities and indicated that a patch was under development. However, the vendor has not responded to subsequent requests for coordination, and CISA has not been informed of the status or availability of the patch. Users are encouraged to reach out to Ebyte for more information.

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
Title Ebyte NE2-D11 Cleartext Transmission of Sensitive Information Ebyte NA111-M Cleartext Transmission of Sensitive Information
Type Values Removed Values Added
First Time appeared Ebyte
Ebyte ebyte Ne2-d11 Firmware
Vendors & Products Ebyte
Ebyte ebyte Ne2-d11 Firmware
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Type Values Removed Values Added
Description 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.
Title Ebyte NE2-D11 Cleartext Transmission of Sensitive Information
Weaknesses CWE-319
References
Metrics cvssV3_1

{'score': 9.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H'}

cvssV4_0

{'score': 9.3, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
icscert
Published
Updated
Oct 5, 2026, 7:25 PM
Reserved
Aug 10, 2026, 4:03 PM
Status
Deferred
Published
Aug 28, 2026, 12:18 AM
Modified
Aug 31, 2026, 7:18 PM