CVE-2026-19790 PUBLISHED

A vulnerability was identified in Tenda G0 up to 20260625. This issue affects the function formSetPortMirror of the file /goform/module of the component httpd Web Management Interface. Such manipulation of the argument portMirrorMirroredPorts leads to stack-based buffer overflow. The attack can be executed remotely. The exploit is publicly available and might be used.

• stksgg (VulDB User) reporter

• VDB-389757 | Tenda G0 httpd Web Management module formSetPortMirror stack-based overflow
• VDB-389757 | CTI Indicators (IOB, IOC, IOA)
• CVE-2026-19790 | CVE Analysis and Report
• Submit #868924 | Tenda G0 Tenda G0 Buffer Overflow
• https://github.com/lipenghai/iot_bug/blob/main/Tenda/G0/1.md
• https://www.tenda.com.cn/

• Stack-based Buffer Overflow CWE
• Memory Corruption CWE