CVE-2026-5338

low-risk
Published 2026-04-02

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.

Do I need to act?

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0.37% chance of exploitation
EPSS score — low exploit probability
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Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
4
CVSS 4.7/10 Medium
NETWORK / LOW complexity

Affected Products (1)

G103 Firmware

Affected Vendors

Tenda

References (5)

Exploit https://github.com/ZZ2266/.github.io/tree/main/Tenda%20G103/action_set_system_se...
Third Party Advisory https://vuldb.com/submit/781131
Third Party Advisory https://vuldb.com/vuln/354669
Permissions Required https://vuldb.com/vuln/354669/cti
Product https://www.tenda.com.cn/
25
/ 100
low-risk
Severity 19/34 · Moderate
Exploitability 1/34 · Minimal
Exposure 5/34 · Minimal