CVE-2025-4007: Tenda W12/i24 httpd modules cgidhcpsCfgSet stack-based overflow

Severity: high (CVSS 8.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.0% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2025-04-28 · updated 2026-06-17
Weakness: CWE-119

Description

A vulnerability classified as critical was found in Tenda W12 and i24 3.0.0.4(2887)/3.0.0.5(3644). Affected by this vulnerability is the function cgidhcpsCfgSet of the file /goform/modules of the component httpd. The manipulation of the argument json leads to stack-based buffer overflow. The attack can be launched remotely. The exploit has been disclosed to the public and may be used.

Affected products

Tenda I24 Firmware: 3.0.0.4(2887), 3.0.0.5(3644)
Tenda W12: 3.0.0.4(2887), 3.0.0.5(3644)

References

https://github.com/02Tn/vul/issues/5
https://vuldb.com/?ctiid.306343
https://vuldb.com/?id.306343
https://vuldb.com/?submit.558165
https://www.tenda.com.cn/

Get alerted when CVE-2025-4007 or the next vulnerability affects your stack