CVE-2026-24436

Shenzhen Tenda W30E V2 firmware versions up to and including V16.01.0.19(5037) do not enforce rate limiting or account lockout mechanisms on authentication endpoints. This allows attackers to perform unrestricted brute-force attempts against administrative credentials.

CVSS v3 9.8 CRITICAL

9.8^/10

CVSS v3 : CRITICAL

Vector :

Exploitability : 3.9 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://www.tendacn.com/product/W30E	Product
https://www.vulncheck.com/advisories/tenda-w30e-v2-lacks-rate-limiting-on-authentication	Third Party Advisory

Configurations

Configuration 1 (hide)

AND

cpe:2.3:o:tenda:w30e_firmware:*:*:*:*:*:*:*:*

cpe:2.3:h:tenda:w30e:2.0:*:*:*:*:*:*:*

History

28 Jan 2026, 19:57

Type	Values Removed	Values Added
First Time		Tenda Tenda w30e Firmware Tenda w30e
CPE		cpe:2.3:h:tenda:w30e:2.0:::::::* cpe:2.3:o:tenda:w30e_firmware::::::::
CVSS	v2 : ~~unknown~~ v3 : ~~unknown~~	v2 : unknown v3 : 9.8
References	~~() https://www.tendacn.com/product/W30E -~~	() https://www.tendacn.com/product/W30E - Product
References	~~() https://www.vulncheck.com/advisories/tenda-w30e-v2-lacks-rate-limiting-on-authentication -~~	() https://www.vulncheck.com/advisories/tenda-w30e-v2-lacks-rate-limiting-on-authentication - Third Party Advisory

26 Jan 2026, 18:16

Type	Values Removed	Values Added
New CVE

Information

Published : 2026-01-26 18:16

Updated : 2026-01-28 19:57

NVD link : CVE-2026-24436

Mitre link : CVE-2026-24436

CVE.ORG link : CVE-2026-24436

JSON object : View

Products Affected

tenda

w30e
w30e_firmware

CWE

CWE-307

Improper Restriction of Excessive Authentication Attempts

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