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CVE-2026-24435— Tenda W30E V2 Permissive CORS Allows Cross-origin Data Access

EPSS 0.05% · P14
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I. Basic Information for CVE-2026-24435

Vulnerability Information
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Vulnerability Title
Tenda W30E V2 Permissive CORS Allows Cross-origin Data Access
Source: NVD (National Vulnerability Database)
Vulnerability Description
Shenzhen Tenda W30E V2 firmware versions up to and including V16.01.0.19(5037) implement an insecure Cross-Origin Resource Sharing (CORS) policy on authenticated administrative endpoints. The device sets Access-Control-Allow-Origin: * in combination with Access-Control-Allow-Credentials: true, allowing attacker-controlled origins to issue credentialed cross-origin requests.
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
过度许可的跨域白名单
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，该漏洞源于管理端点实施不安全的跨资源共享策略，可能导致攻击者发起跨域凭据请求。
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

VendorProductAffected VersionsCPESubscribe
Shenzhen Tenda Technology Co., Ltd.W30E V2 0 ~ 16.01.0.19(5037) -

II. Public POCs for CVE-2026-24435

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III. Intelligence Information for CVE-2026-24435

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Same Patch Batch · Shenzhen Tenda Technology Co., Ltd. · 2026-01-26 · 11 CVEs total

CVE-2026-24436Tenda W30E V2 Lacks Rate Limiting on Authentication
CVE-2026-24433Tenda W30E V2 Stored XSS via Username Field
CVE-2026-24431Tenda W30E V2 Web UI Reveals Passwords in Cleartext
CVE-2026-24437Tenda W30E V2 Missing Cache Controls for Credential-bearing Pages
CVE-2026-24430Tenda W30E V2 HTTP Responses Expose Plaintext Credentials
CVE-2026-24432Tenda W30E V2 Missing CSRF Protections for Administrative Actions
CVE-2026-24440Tenda W30E V2 Allows Password Changes Without Verifying Current Password
CVE-2026-24439Tenda W30E V2 Lacks X-Content-Type-Options Header
CVE-2026-24429Tenda W30E V2 Hardcoded Default Password for Built-in Account
CVE-2026-24428Tenda W30E V2 Incorrect Authorization Allows Administrator Password Change

IV. Related Vulnerabilities

Same product: W30E V2
Same vendor: Shenzhen Tenda Technology Co., Ltd.
Same weakness: CWE-942

V. Comments for CVE-2026-24435

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