CVE-2026-7096

Tenda HG3 formgponConf os command injection

State: Published
Severity: 8.7 High
Published: Apr 27, 2026
Updated: Apr 27, 2026
Reserved: Apr 26, 2026

Description

A security flaw has been discovered in Tenda HG3 2.0 300003070. This vulnerability affects the function formgponConf of the file /boaform/admin/formgponConf. The manipulation of the argument fmgpon_loid results in os command injection. It is possible to launch the attack remotely. The exploit has been released to the public and may be used for attacks.

Scores

CVSS	Score	Vector	Source
4.0	8.7 High	CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P	VulDB
3.1	8.8 High	CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R	VulDB
3.0	8.8 High	CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R	VulDB
2.0	9.0 High	AV:N/AC:L/Au:S/C:C/I:C/A:C/E:POC/RL:ND/RC:UR	VulDB

Weaknesses

CWE-78 OS Command Injection
CWE-77 Command Injection

Affected Products

Product	Versions
HG3Tenda	2.0 300003070Affected

References

VDB-359671 | Tenda HG3 formgponConf os command injectionvdb-entrytechnical-description
VDB-359671 | CTI Indicators (IOB, IOC, TTP, IOA)signaturepermissions-required
Submit #800796 | Tenda HG3 N300 Wi-Fi xPON ONT HARD_VERSION=V2.0 , Version: 300003070 Remote code executionthird-party-advisory
https://www.notion.so/Tenda-HG3-3250c75766a880c7b50fde0466557c5fexploit
https://www.tenda.com.cn/product

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