CVE-2026-24436

Tenda W30E V2 Lacks Rate Limiting on Authentication

State: Published
Severity: 9.2 Critical
Published: Jan 26, 2026
Updated: May 14, 2026
Reserved: Jan 22, 2026

Description

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.

Scores

CVSS	Score	Vector	Source
4.0	9.2 Critical	CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N	VulnCheck

Weaknesses

CWE-307 Improper Restriction of Excessive Authentication Attempts

Affected Products

Product	Versions
W30E V2Shenzhen Tenda Technology Co., Ltd.	16.01.0.19(5037) and earlierAffected

References

https://www.tendacn.com/product/W30Eproduct
https://www.vulncheck.com/advisories/tenda-w30e-v2-lacks-rate-limiting-on-authenticationthird-party-advisory

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