CVE-2026-5338CWE-74CWE-77

Tenda G103 Setting system.lua action_set_system_settings command injection

Medium · published April 2, 2026

CVSS v4.0
5.1
EPSS
8%
Percentile
94.9
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v4.0
5.1 · MEDIUM
Vector
CVSS: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
EPSS
0.08314 · 94.9th percentile
Weaknesses
CWE-74 · Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection'); CWE-77 · Improper Neutralization of Special Elements used in a Command ('Command Injection')
Published
2026-04-02T14:00Z
EPSS history
Timeline
  • 02 APR 14:00Z
    Tenda G103 Setting system.lua action_set_system_settings command injection
    cvelistv5