cve.bz

CVE-2026-3972

7.4 highEPSS 0.7%

High (7.4) in tenda w3 firmware. EPSS 0.7% chance of exploitation in the next 30 days.

A vulnerability was found in Tenda W3 1.0.0.3(2204). Affected by this issue is the function formSetCfm of the file /goform/setcfm of the component HTTP Handler. The manipulation of the argument funcpara1 results in stack-based buffer overflow. The attack can only be performed from the local network. The exploit has been made public and could be used.

Severity

CVSS 4.0

7.4 high
CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P

CVSS 3.1

8.8 high
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS
0.7% chance of exploitation in the next 30 days; higher than 53% of CVEs (scores of 2026-10-31)
CWEs
CWE-787, CWE-119, CWE-121
Published
Modified
Record from
the NVD, synced

Affected

References

Check your stackJSON