CVE-2026-2138: high-severity vulnerability in Tenda TX9
Tenda TX9 SetStaticRouteCfg sub_42D03C buffer overflow
Published · Updated
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21Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackcvss 8.7epss 0.8%
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.
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
Affected products
Tenda · TX9Related CVEs — Tenda TX9
In the same product, most dangerous first.
CVE-2024-4112HIGHTenda TX9 SetVirtualServerCfg sub_42CB94 stack-based overflowEPSS 1.7%CVE-2024-4113HIGHTenda TX9 SetSysTimeCfg sub_42D4DC stack-based overflowEPSS 1.5%CVE-2024-4111HIGHTenda TX9 SetLEDCfg sub_42BD7C stack-based overflowEPSS 1.5%CVE-2024-4114HIGHTenda TX9 PowerSaveSet sub_42C014 stack-based overflowEPSS 1.3%CVE-2026-2140HIGHTenda TX9 setMacFilterCfg sub_4223E0 buffer overflowEPSS 0.8%CVE-2026-2139HIGHTenda TX9 fast_setting_wifi_set sub_432580 buffer overflowEPSS 0.7%