CVE-2026-24440— Tenda W30E V2 Allows Password Changes Without Verifying Current Password
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I. Basic Information for CVE-2026-24440
Vulnerability Information
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Vulnerability Title
Tenda W30E V2 Allows Password Changes Without Verifying Current Password
Source: NVD (National Vulnerability Database)
Vulnerability Description
Shenzhen Tenda W30E V2 firmware versions up to and including V16.01.0.19(5037) allow account passwords to be changed through the maintenance interface without requiring verification of the existing password. This enables unauthorized password changes when access to the affected endpoint is obtained.
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
未经验证的口令修改
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，该漏洞源于维护接口允许在不验证现有密码的情况下更改账户密码，可能导致未经授权的密码更改。
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-2026-24440
| # | 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-2026-24436 | Tenda W30E V2 Lacks Rate Limiting on Authentication | |
| 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-2026-24439 | 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-620
- CVE-2026-42084
OpenC3 COSMOS: Hijacked session token can be used to reset p - CVE-2026-40588
blueprintUE: Authenticated Password Change Does Not Verify C - CVE-2019-25653
Navicat for Oracle 12.1.15 Password Field Denial of Service - CVE-2026-27757
SODOLA SL902-SWTGW124AS <= 200.1.20 Unverified Password Chan - CVE-2026-24443
EventSentry < 6.0.1.20 Web Reports Unverified Password Chang
V. Comments for CVE-2026-24440
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