CVSS 4.0
7.4 highCVSS: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:PCVE-2026-3976
High (7.4) in tenda w3 firmware. EPSS 0.7% chance of exploitation in the next 30 days.
A weakness has been identified in Tenda W3 1.0.0.3(2204). Impacted is the function formWifiMacFilterSet of the file /goform/WifiMacFilterSet 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 made available to the public and could be used for attacks.
Severity
CVSS 3.1
8.8 highCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H- EPSS
- 0.7% chance of exploitation in the next 30 days; higher than 51% of CVEs (scores of 2026-10-31)
- CWEs
- CWE-787, CWE-119, CWE-121
- Published
- Modified
- Record from
- the NVD, synced
Affected
- tenda:w3_firmware