CVE-2026-4042
High
Description
A weakness has been identified in Tenda i12 1.0.0.6(2204). The affected element is the function formWifiMacFilterGet of the file /goform/WifiMacFilterGet. This manipulation of the argument index causes stack-based buffer overflow. The attack may be initiated remotely. The exploit has been made available to the public and could be used for attacks.
SeverityHigh
CVSS8.8
Exploit probability—
ProductTenda I12 Firmware
PublishedMar 12, 2026
First seenMar 12, 2026
Weakness typeCWE-121CWE-121CWE-119Memory buffer bounds error
How to fix
Sources list no fixed version or patch link for this vulnerability.
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| tenda i12_firmware | 1.0.0.6\(2204\) | — |
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