CVE-2026-76179

CRITICAL 9.8

Ebyte NE2-D11 Use of GET Request Method With Sensitive Query Strings

CVSS Score

9.8

EPSS Score

0.0%

EPSS Percentile

0th

An improper protection of authentication tokens vulnerability exists in certain Ebyte gateway products. Authentication tokens used by the web management interface are insufficiently protected during client-side session handling, which may allow an attacker with access to exposed session information to obtain and reuse a valid token. Successful exploitation could allow an attacker to impersonate an authenticated user and gain unauthorized access to device management functionality.

CWE	CWE-598
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:H/A:H

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

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.