CVE-2026-19790CWE-119CWE-121

CVE-2026-19790

High · published August 14, 2026

CVSS v3.1
8.8
EPSS
1%
Percentile
57.9
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v3.1
8.8 · HIGH
Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CVSS v4.0
8.7 · 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
EPSS
0.00854 · 57.9th percentile
Weaknesses
CWE-119 · Improper Restriction of Operations within the Bounds of a Memory Buffer; CWE-121 · Stack-based Buffer Overflow
Published
2026-08-14T08:16Z
References (6)
https://github.com/lipenghai/iot_bug/blob/main/Tenda/G0/1.md · [email protected]https://vuldb.com/cve/CVE-2026-19790 · [email protected]https://vuldb.com/submit/868924 · [email protected]https://vuldb.com/vuln/389757 · [email protected]https://vuldb.com/vuln/389757/cti · [email protected]https://www.tenda.com.cn/ · [email protected]
EPSS history
Timeline
  • 14 AUG 03:30Z
    Tenda G0 httpd Web Management module formSetPortMirror stack-based overflow
    cvelistv5