CVE-2025-12271 HIGH

CVE-2025-12271: Tenda CH22 RouteStatic fromRouteStatic buffer overflow

Vendor Tenda
Product CH22
Weakness CWE-120
Published October 27, 2025
Last update February 24, 2026
View on NVD All CVEs

CVSS base score

8.7/10
Attack vector Network
Attack complexity Low
Privileges required Low
User interaction None
Confidentiality —
Integrity —

CVSS vector

CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P

What the vulnerability does

01Description

A vulnerability was identified in Tenda CH22 1.0.0.1. This affects the function fromRouteStatic of the file /goform/RouteStatic. Such manipulation of the argument page leads to buffer overflow. The attack can be launched remotely. The exploit is publicly available and might be used.

Key dates

02Disclosure timeline

October 27, 2025 CVE published
February 24, 2026 Record updated