CVE-2026-4008CWE-119CWE-121

Tenda W3 POST Parameter wifiSSIDset stack-based overflow

High · published March 12, 2026

CVSS v4.0
8.7
EPSS
1%
Percentile
64.1
In the wild
Unconfirmed
What it is

A flaw has been found in Tenda W3 1.0.0.3(2204). This issue affects some unknown processing of the file /goform/wifiSSIDset of the component POST Parameter Handler. Executing a manipulation of the argument index/GO can lead to stack-based buffer overflow. It is possible to launch the attack remotely. The exploit has been published and may be used.

The record
Technical detail
CVSS v4.0
8.7 · HIGH
Vector
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
0.01052 · 64.1th percentile
Weaknesses
CWE-119 · Improper Restriction of Operations within the Bounds of a Memory Buffer; CWE-121 · Stack-based Buffer Overflow
Published
2026-03-12T06:32Z
EPSS history
Timeline
  • 12 MAR 06:32Z
    Tenda W3 POST Parameter wifiSSIDset stack-based overflow
    cvelistv5