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Vulnerability record · CVE-2026-19791 · published 14 August 2026

CVE-2026-19791: Memory buffer overflow vulnerability

A weakness has been identified in Tenda G0 up to 20260625. The affected element is the function addStaticRoute of the file /goform/module of the component httpd web management interface. Executing a manipulation of the argument staticRouteNet can lead to stack-based buffer overflow. The attack may be performed from remote. The exploit has been made available to the public and could be used for attacks.

7.4 CVSS 4.0 High EPSS 0.85% · top 43.4% CWE-119 · Memory buffer overflowCWE-121 · Stack-based buffer overflow Deferred
7.4CVSS 4.0 base score, v2 9.0
0.85%EPSS exploitation probability, 30 days
NoNot in CISA KEV
0Affected product versions listed by NVD
7References
14 Aug 2026Last modified by NVD

Description

A weakness has been identified in Tenda G0 up to 20260625. The affected element is the function addStaticRoute of the file /goform/module of the component httpd web management interface. Executing a manipulation of the argument staticRouteNet can lead to stack-based buffer overflow. The attack may be performed from remote. The exploit has been made available to the public and could be used for attacks.

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/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:

References

LinkTags
https://github.com/lipenghai/iot_bug/blob/main/Tenda/G0/2.md
https://vuldb.com/cve/CVE-2026-19791
https://vuldb.com/submit/868927
https://vuldb.com/vuln/389759
https://vuldb.com/vuln/389759/cti
https://www.tenda.com.cn/
https://vuldb.com/submit/868927

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Source: NIST National Vulnerability Database (record CVE-2026-19791), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.