VulnerabilityAnalyzed

CVE-2026-5338

A security vulnerability has been detected in Tenda G103 1.0.0.5.

LOW 2.0EPSS 4.78%

Does this matter?

Lower severity and a low EPSS score (4.78%). Track it; it rarely justifies an emergency change on its own.

Description

A security vulnerability has been detected in Tenda G103 1.0.0.5. The affected element is the function action_set_system_settings of the file system.lua of the component Setting Handler. Such manipulation of the argument lanIp leads to command injection. The attack may be performed from remote. The exploit has been disclosed publicly and may be used.

CVSS 4.0: 2.0 LOWCVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/M
EPSS: 4.78% probability · 91th percentile
CISA KEV: Not listed
Weakness: CWE-74, CWE-77
Affected: tenda/g103 firmware
Source: cna@vuldb.com

References

https://github.com/ZZ2266/.github.io/tree/main/Tenda%20G103/action_set_system_settingsExploit, Third Party Advisory
https://vuldb.com/submit/781131Third Party Advisory, VDB Entry
https://vuldb.com/vuln/354669Third Party Advisory, VDB Entry
https://vuldb.com/vuln/354669/ctiPermissions Required, VDB Entry
https://www.tenda.com.cn/Product

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.