CVE-2026-5338

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

2.0CVSS: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

CVSS 3.1

7.2CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

EPSS

4.8% chance of exploitation in the next 30 days; higher than 91% of CVEs (scores of 2026-10-26)

CWEs

CWE-77, CWE-74

Published

2026-04-02

Modified

2026-10-26

Record from

the NVD, synced 2026-10-26

Affected

• tenda:g103_firmware

References

• https://github.com/ZZ2266/.github.io/tree/main/Tenda%20G103/action_set_system_settings
• https://vuldb.com/submit/781131
• https://vuldb.com/vuln/354669
• https://vuldb.com/vuln/354669/cti
• https://www.tenda.com.cn/

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