CVE-2026-3973CWE-119CWE-121

Tenda W3 POST Parameter setAutoPing formSetAutoPing stack-based overflow

High · published March 12, 2026

CVSS v4.0
8.7
EPSS
1%
Percentile
64.0
In the wild
Unconfirmed
What it is

A vulnerability was determined in Tenda W3 1.0.0.3(2204). This affects the function formSetAutoPing of the file /goform/setAutoPing of the component POST Parameter Handler. This manipulation of the argument ping1/ping2 causes stack-based buffer overflow. The attack is possible to be carried out remotely. The exploit has been publicly disclosed and may be utilized.

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 · 64.0th percentile
Weaknesses
CWE-119 · Improper Restriction of Operations within the Bounds of a Memory Buffer; CWE-121 · Stack-based Buffer Overflow
Published
2026-03-12T01:32Z
EPSS history
Timeline
  • 12 MAR 01:32Z
    Tenda W3 POST Parameter setAutoPing formSetAutoPing stack-based overflow
    cvelistv5