Vulnerability · Published Aug 27, 2026 · Assigned by icscert
CVE-2026-76179Ebyte NA111-M Use of GET Request Method With Sensitive Query Strings
Critical 9.8
In plain English
A critical-severity security flaw in Ebyte NA111-M Firmware from Ebyte. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.7% (higher than 51% of all known vulnerabilities).
Official description
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.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Ebyte | Ebyte NA111-M Firmware | 9013-2-17 |
Weakness: CWE-598 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H