Improper Authentication Token Protection in Ebyte Gateway Products
CVE-2026-76179

9.3CRITICAL

Key Information:

Vendor

Ebyte

Status
Ebyte Ne2-d11 Firmware
Vendor
CVE Published:
27 August 2026

What is CVE-2026-76179?

A vulnerability exists in Ebyte gateway products due to improper protection of authentication tokens used in the web management interface. This flaw allows attackers who gain access to exposed session information to potentially obtain and reuse valid authentication tokens. If successfully exploited, attackers can impersonate authenticated users and gain unauthorized access to critical device management functionalities, compromising the security of the device.

Affected Version(s)

Ebyte NE2-D11 Firmware FW-9167-0-11

References

https://www.cisa.gov/news-events/ics-advisories/icsa-26-2...
https://github.com/cisagov/CSAF/blob/develop/csaf_files/O...

CVSS V4

Score:
9.3
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

Jithin Nambiar reported this vulnerability to CISA.
.