CVE-2026-76133: Ebyte NA111-M Firmware

Critical severity, CVSS 9.8. EPSS: 0.4% chance of exploitation in the next 30 days.

The affected Ebyte product uses a deprecated hashing algorithm in an authentication-related operation. Under conditions where an attacker can manipulate or predict the authentication exchange, the weak construction may reduce the assurance provided by the authentication mechanism and facilitate unauthorized access.

Affected products

• Ebyte Ebyte NA111-M Firmware: version 9013-2-17 only

Published 2026-08-31. Last modified 2026-09-01.