CVE-2026-6631 HIGH

CVE-2026-6631: Tenda F451 httpd webExcptypemanFilter fromwebExcptypemanFilter buffer overflow

Vendor Tenda
Product F451
Weakness CWE-120
Published April 20, 2026
Last update April 20, 2026

CVSS base score

8.7/10
Attack vector Network
Attack complexity Low
Privileges required Low
User interaction None
Confidentiality
Integrity

CVSS vector

CVSS:4.0/AV:N/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 F451 1.0.0.7_cn_svn7958. Impacted is the function fromwebExcptypemanFilter of the file /goform/webExcptypemanFilter of the component httpd. Executing a manipulation of the argument page can lead to buffer overflow. The attack may be launched remotely. The exploit has been publicly disclosed and may be utilized.

Key dates

02Disclosure timeline

April 20, 2026 CVE published
April 20, 2026 Record updated