CVE-2026-71187NVD

Vulnerability Summary

The Ebyte device relies on client side authentication logic that can be
reproduced by unauthenticated users. An attacker may generate valid
authentication requests and bypass authentication to obtain
administrative access to the device.

Severity Level

CRITICAL(9.3)

Published Date

Aug 27, 2026

Last Modified

Oct 5, 2026

Exploitation Status

No confirmed exploitation yet

EPSS Score (30-Day)

0.78%Probability

Root Weakness (CWE)

CWE-603: Unknown/Unlisted Weakness ↗

Refer to the official MITRE database for detailed architectural specifications regarding this weakness.

CVSS v4.0 Base Metrics — Score 9.3 (CRITICAL)

Attack VectorNetwork

Attack ComplexityLow

Attack RequirementsNone

Privileges RequiredNone

User InteractionNone

Confidentiality (Vulnerable System)High

Integrity (Vulnerable System)High

Availability (Vulnerable System)High

Confidentiality (Subsequent System)None

Integrity (Subsequent System)None

Availability (Subsequent System)None

CVSS v3.1 Base Metrics — Score 9.8 (CRITICAL)

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredNone

User InteractionNone

ScopeUnchanged

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

Affected & Patched Versions

Affected Versions

Ebyte Ebyte NA111-M Firmware >= 9013-2-17

Patched Versions

Not provided by cveorg for this CVE.

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