CVE-2026-5991 HIGH

CVE-2026-5991: Tenda F451 WrlExtraSet formWrlExtraSet stack-based overflow

Vendor Tenda
Product F451
Weakness CWE-121
Published April 9, 2026
Last update April 14, 2026
View on NVD All CVEs

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 found in Tenda F451 1.0.0.7. Affected by this issue is the function formWrlExtraSet of the file /goform/WrlExtraSet. The manipulation of the argument GO results in stack-based buffer overflow. The attack may be launched remotely. The exploit has been made public and could be used.

Key dates

02Disclosure timeline

April 9, 2026 CVE published
April 14, 2026 Record updated