CVE-2026-2138

HIGH

Tenda Tx9 Firmware < 22.03.02.10 - Memory Corruption

Title source: rule
STIX 2.1

Description

A vulnerability was found in Tenda TX9 up to 22.03.02.10_multi. Affected is the function sub_42D03C of the file /goform/SetStaticRouteCfg. The manipulation of the argument list results in buffer overflow. The attack can be launched remotely. The exploit has been made public and could be used.

Scores

CVSS v3 8.8
EPSS 0.0004
EPSS Percentile 11.4%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment
Exploitation poc
Automatable no
Technical Impact total

Details

CWE
CWE-120 CWE-119
Status published
Products (1)
tenda/tx9_firmware < 22.03.02.10
Published Feb 08, 2026
Tracked Since Feb 18, 2026