CVE-2026-3976
Tenda W3 POST Parameter WifiMacFilterSet formWifiMacFilterSet stack-based overflow
CVSS Score
8.8
EPSS Score
0.0%
EPSS Percentile
0th
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.
| CWE | CWE-121 CWE-119 |
| Vendor | tenda |
| Product | w3 |
| Published | Mar 12, 2026 |
| Last Updated | Mar 12, 2026 |
Stay Ahead of the Next One
Get instant alerts for tenda w3
Be the first to know when new high vulnerabilities affecting tenda w3 are published — delivered to Slack, Telegram or Discord.
Get Free Alerts →
Free · No credit card · 60 sec setup
CVSS v3 Breakdown
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
Affected Versions
Tenda / W3
1.0.0.3(2204)
References
vuldb.com: https://vuldb.com/?id.350411 vuldb.com: https://vuldb.com/?ctiid.350411 vuldb.com: https://vuldb.com/?submit.769179 vuldb.com: https://vuldb.com/?submit.769180 github.com: https://github.com/Svigo-o/Tenda_vul/tree/main/tenda-w3-formWifiMacFilterSet-index-buffer-overflow github.com: https://github.com/Svigo-o/Tenda_vul/tree/main/tenda-w3-formWifiMacFilterSet-go-buffer-overflow tenda.com.cn: https://www.tenda.com.cn/
Credits
🔍 Svigo_o (VulDB User)