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.

CVSS v3 7.5 HIGH

7.5^/10

CVSS v3 : HIGH

Vector :

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact NONE

Availability Impact NONE

Scope UNCHANGED

References

Link	Resource
https://github.com/kirubel-cve/CVE-2026-36959	Exploit Third Party Advisory
https://github.com/kirubel-cve/CVE-2026-36959	Exploit Third Party Advisory

Configurations

Configuration 1 (hide)

AND

cpe:2.3:o:u-speed:n300_firmware:1.0.0:*:*:*:*:*:*:*

cpe:2.3:h:u-speed:n300:-:*:*:*:*:*:*:*

History

No history.

Information

Published : 2026-04-30 15:16

Updated : 2026-07-05 02:17

NVD link : CVE-2026-36959

Mitre link : CVE-2026-36959

CVE.ORG link : CVE-2026-36959

JSON object : View

Products Affected

u-speed

n300_firmware
n300

CWE

CWE-307

Improper Restriction of Excessive Authentication Attempts

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