CVE-2026-24440
Tenda W30E V2 Allows Password Changes Without Verifying Current Password
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.
INFO
Published Date :
Jan. 26, 2026, 6:16 p.m.
Last Modified :
Jan. 28, 2026, 7:20 p.m.
Remotely Exploit :
Yes !
Source :
[email protected]
CVSS Scores
| Score | Version | Severity | Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|---|
| CVSS 3.1 | HIGH | [email protected] | ||||
| CVSS 4.0 | HIGH | 83251b91-4cc7-4094-a5c7-464a1b83ea10 | ||||
| CVSS 4.0 | HIGH | [email protected] |
Solution
- Update the device firmware to a secure version.
- Enforce existing password verification for password changes.
- Restrict access to the maintenance interface.
- Monitor for unauthorized access attempts.
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2026-24440.
| URL | Resource |
|---|---|
| https://www.tendacn.com/product/W30E | Product |
| https://www.vulncheck.com/advisories/tenda-w30e-v2-allows-password-change-without-verifying-current-password | Third Party Advisory |
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2026-24440 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2026-24440
weaknesses.
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2026-24440 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2026-24440 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
Initial Analysis by [email protected]
Jan. 28, 2026
Action Type Old Value New Value Added CVSS V3.1 AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H Added CPE Configuration AND OR *cpe:2.3:o:tenda:w30e_firmware:*:*:*:*:*:*:*:* versions up to (including) 16.01.0.19(5037) OR cpe:2.3:h:tenda:w30e:2.0:*:*:*:*:*:*:* Added Reference Type VulnCheck: https://www.tendacn.com/product/W30E Types: Product Added Reference Type VulnCheck: https://www.vulncheck.com/advisories/tenda-w30e-v2-allows-password-change-without-verifying-current-password Types: Third Party Advisory -
New CVE Received by [email protected]
Jan. 26, 2026
Action Type Old Value New Value Added 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. Added CVSS V4.0 AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X Added CWE CWE-620 Added Reference https://www.tendacn.com/product/W30E Added Reference https://www.vulncheck.com/advisories/tenda-w30e-v2-allows-password-change-without-verifying-current-password