CVE-2026-73809

HIGH 7.5

Ebyte NE2-D11 Cleartext Transmission of Sensitive Information

CVSS Score

7.5

EPSS Score

0.0%

EPSS Percentile

0th

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.

CWE	CWE-319
Vendor	ebyte
Product	ebyte ne2-d11 firmware
Published	Aug 27, 2026

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CVSS v3 Breakdown

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

None

Availability

None

Affected Versions

Ebyte / Ebyte NE2-D11 Firmware

FW-9167-0-11

References

NVD ↗ CVE.org ↗ EPSS Data ↗

cisa.gov: https://www.cisa.gov/news-events/ics-advisories/icsa-26-237-06 github.com: https://github.com/cisagov/CSAF/blob/develop/csaf_files/OT/white/2026/icsa-26-237-06.json

Credits

Jithin Nambiar reported this vulnerability to CISA.