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Vulnerability record · CVE-2026-71187 · published 28 August 2026

CVE-2026-71187: The Ebyte device relies on client side authentication logic that can be reproduced by unauthenticated users.

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.

9.3 CVSS 4.0 Critical EPSS 0.78% · top 45.8% CWE-603 · CWE-603 Deferred
9.3CVSS 4.0 base score
0.78%EPSS exploitation probability, 30 days
NoNot in CISA KEV
0Affected product versions listed by NVD
2References
31 Aug 2026Last modified by NVD

Description

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.

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:

References

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Source: NIST National Vulnerability Database (record CVE-2026-71187), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.