CVE-2026-5339

Description

A vulnerability was detected in Tenda G103 1.0.0.5. The impacted element is the function action_set_net_settings of the file gpon.lua of the component Setting Handler. Performing a manipulation of the argument authLoid/authLoidPassword/authPassword/authSerialNo/authType/oltType/usVlanId/usVlanPriority results in command injection. It is possible to initiate the attack remotely. The exploit is now public and may be used.

Predictions

Heuristic predictions, AS-IS, for prioritization only.

Mitigations

No vendor mitigations ingested yet for this CVE. The mitigation-content worker queues fetches as references arrive — check back in a few minutes, or see the references list below.

References

• https://github.com/ZZ2266/.github.io/tree/main/Tenda%20G103/authLoid
• https://vuldb.com/submit/781132
• https://vuldb.com/submit/781133
• https://vuldb.com/submit/781134
• https://vuldb.com/submit/781135
• https://vuldb.com/submit/781142
• https://vuldb.com/submit/781143
• https://vuldb.com/submit/781144
• https://vuldb.com/submit/781145
• https://vuldb.com/vuln/354670
• https://vuldb.com/vuln/354670/cti
• https://www.tenda.com.cn/

CWEs

CWE-74 CWE-77

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