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CVE-2026-3273

HIGH CVSS 4.0: 7.4 EPSS 0.09%
Updated Feb 27, 2026
Tenda
Parameter Value
CVSS 7.4 (HIGH)
Type CWE-119 (Buffer Overflow), CWE-120 (Buffer Copy without Checking Size)
Vendor Tenda
Public PoC No

A vulnerability was identified in Tenda F453 1.0.0.3. Affected by this vulnerability is the function formWrlsafeset of the file /goform/AdvSetWrlsafeset of the component httpd. Such manipulation of the argument mit_ssid_index leads to buffer overflow.

The attack can be executed 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
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

Vulnerable Products 2

Configuration From (including) Up to (excluding)
Tenda F453_Firmware
cpe:2.3:o:tenda:f453_firmware:1.0.0.3:*:*:*:*:*:*:*
Tenda F453
cpe:2.3:h:tenda:f453:-:*:*:*:*:*:*:*