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CVE-2026-4252

HIGH CVSS 4.0: 8.9 EPSS 0.27%
Updated Apr 03, 2026
Tenda
Parameter Value
CVSS 8.9 (HIGH)
Type CWE-287 (Improper Authentication), CWE-291
Vendor Tenda
Public PoC Yes

A vulnerability was identified in Tenda AC8 16.03.50.11. Affected by this issue is the function check_is_ipv6 of the component IPv6 Handler. The manipulation leads to reliance on ip address for authentication.

It is possible to initiate the attack remotely. The exploit is publicly available and might be used.

Attack Parameters

Attack Vector
Network
Can be exploited remotely
Attack Complexity
Low
Easy to exploit
Attack Requirements
None
No additional conditions
Privileges Required
None
No 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

Vulnerable Products 2

Configuration From (including) Up to (excluding)
Tenda Ac8_Firmware
cpe:2.3:o:tenda:ac8_firmware:16.03.50.11:*:*:*:*:*:*:*
Tenda Ac8
cpe:2.3:h:tenda:ac8:-:*:*:*:*:*:*:*