Vulnerability Details CVE-2026-36959
U-SPEED N300 router V1.0.0 does not implement rate limiting or account lockout protections on the /api/login endpoint. This allows an attacker on the local network to perform unlimited authentication attempts, enabling brute-force attacks against the administrator account and potential unauthorized access to the router management interface.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.001
EPSS Ranking 18.4%
CVSS Severity
CVSS v3 Score 7.5
References
Products affected by CVE-2026-36959
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cpe:2.3:h:u-speed:n300:-
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cpe:2.3:o:u-speed:n300_firmware:1.0.0