CVE-2026-24436— Tenda W30E V2 Lacks Rate Limiting on Authentication
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I. Basic Information for CVE-2026-24436
Vulnerability Information
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Vulnerability Title
Tenda W30E V2 Lacks Rate Limiting on Authentication
Source: NVD (National Vulnerability Database)
Vulnerability 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.
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
过多认证尝试的限制不恰当
Source: NVD (National Vulnerability Database)
Vulnerability Title
Tenda W30E 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Tenda W30E是中国腾达（Tenda）公司的一款路由器。 Tenda W30E V2 V16.01.0.19(5037)及之前版本存在安全漏洞，该漏洞源于身份验证端点未实施速率限制或账户锁定机制，可能导致暴力破解攻击。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| Shenzhen Tenda Technology Co., Ltd. | W30E V2 | 0 ~ 16.01.0.19(5037) | - |
II. Public POCs for CVE-2026-24436
| # | POC Description | Source Link | Shenlong Link |
|---|
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Same Patch Batch · Shenzhen Tenda Technology Co., Ltd. · 2026-01-26 · 11 CVEs total
| CVE-2026-24433 | Tenda W30E V2 Stored XSS via Username Field | |
| CVE-2026-24435 | Tenda W30E V2 Permissive CORS Allows Cross-origin Data Access | |
| CVE-2026-24431 | Tenda W30E V2 Web UI Reveals Passwords in Cleartext | |
| CVE-2026-24437 | Tenda W30E V2 Missing Cache Controls for Credential-bearing Pages | |
| CVE-2026-24430 | Tenda W30E V2 HTTP Responses Expose Plaintext Credentials | |
| CVE-2026-24432 | Tenda W30E V2 Missing CSRF Protections for Administrative Actions | |
| CVE-2026-24440 | Tenda W30E V2 Allows Password Changes Without Verifying Current Password | |
| CVE-2026-24439 | Tenda W30E V2 Lacks X-Content-Type-Options Header | |
| CVE-2026-24429 | Tenda W30E V2 Hardcoded Default Password for Built-in Account | |
| CVE-2026-24428 | Tenda W30E V2 Incorrect Authorization Allows Administrator Password Change |
IV. Related Vulnerabilities
Same product: W30E V2
- CVE-2026-24435
Tenda W30E V2 Permissive CORS Allows Cross-origin Data Acces - CVE-2026-24439
Tenda W30E V2 Lacks X-Content-Type-Options Header - CVE-2026-24432
Tenda W30E V2 Missing CSRF Protections for Administrative Ac - CVE-2026-24433
Tenda W30E V2 Stored XSS via Username Field - CVE-2026-24431
Tenda W30E V2 Web UI Reveals Passwords in Cleartext
Same vendor: Shenzhen Tenda Technology Co., Ltd.
- CVE-2026-27514
Tenda F3 Plaintext Credential Exposure in Configuration Down - CVE-2026-27513
Tenda F3 CSRF in Web Management Interface - CVE-2026-27512
Tenda F3 Reflected Script Execution via Missing nosniff Head - CVE-2026-27511
Tenda F3 Clickjacking in Web Management Interface - CVE-2026-24441
Tenda AC7 Transmits Admin Credentials Without HTTPS Protecti
Same weakness: CWE-307
- CVE-2026-41893
Signal K Server's WebSocket Login Endpoint Lacks Rate Limiti - CVE-2025-2514
Improper Restriction of Excessive Authentication Attempts vu - CVE-2023-54347
OpenEMR 7.0.1 Authentication Brute Force Mitigation Bypass - CVE-2026-7671
CodeWise Tornet Scooter Mobile App TwoFactor excessive authe - CVE-2026-26206
Wazuh: API brute-force protection bypass via race condition
V. Comments for CVE-2026-24436
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