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CRITICAL

CVE-2026-76133

Ebyte NA111-M Use of a Broken or Risky Cryptographic Algorithm

CVSS v3

9.8

CRITICAL

EPSS Score

0.4 %

exploit probability, as of 2026-09-28

CISA KEV

No

known exploited

Exploitation

—

SSVC status

Description

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.

Technical details

Published
2026-08-31
Last Modified
2026-09-01

Frequently asked questions

What is CVE-2026-76133?

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.

Is CVE-2026-76133 actively exploited?

Active exploitation of CVE-2026-76133 has not been confirmed. Its EPSS score was 0.4% on 2026-09-28, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2026-76133?

CVE-2026-76133 has a CVSS v3 base score of 9.8 (CRITICAL severity).

Is CVE-2026-76133 affecting your environment?

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