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CVE-2026-4042

HIGH CVSS 4.0: 7.4 EPSS 0.09%
Updated Mar 12, 2026
Parameter Value
CVSS 7.4 (HIGH)
Type CWE-119 (Buffer Overflow), CWE-121 (Stack-based Buffer Overflow)
Public PoC No

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.

Attack Parameters

Attack Vector
Network
Can be exploited remotely
Attack Complexity
Low
Easy to exploit
Attack Requirements
None
No additional conditions
Privileges Required
Low
Basic privileges needed
User Interaction
None
No user interaction needed

Impact Assessment

Confidentiality
High
Complete data leak
Integrity
High
Complete data modification
Availability
High
Complete denial of service

CVSS Vector v4.0