CVE-2026-5684 HIGH

CVE-2026-5684: Tenda CX12L webExcptypemanFilter fromwebExcptypemanFilter stack-based overflow

Vendor Tenda
Product CX12L
Weakness CWE-121
Published April 6, 2026
Last update April 7, 2026

CVSS base score

8.6/10
Attack vector Adjacent
Attack complexity Low
Privileges required Low
User interaction None
Confidentiality
Integrity

CVSS vector

CVSS:4.0/AV:A/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P

What the vulnerability does

01Description

A vulnerability was determined in Tenda CX12L 16.03.53.12. Affected by this issue is the function fromwebExcptypemanFilter of the file /goform/webExcptypemanFilter. Executing a manipulation of the argument page can lead to stack-based buffer overflow. The attack requires access to the local network. The exploit has been publicly disclosed and may be utilized.

Key dates

02Disclosure timeline

April 6, 2026 CVE published
April 7, 2026 Record updated