CVE-2026-4167 HIGH

CVE-2026-4167: Belkin F9K1122 formReboot stack-based overflow

Vendor Belkin
Product F9K1122
Weakness CWE-121
Published March 15, 2026
Last update March 17, 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 Belkin F9K1122 1.00.33. This affects the function formReboot of the file /goform/formReboot. This manipulation of the argument webpage causes stack-based buffer overflow. The attack may be initiated remotely. The exploit has been publicly disclosed and may be utilized. The vendor was contacted early about this disclosure but did not respond in any way.

Key dates

02Disclosure timeline

March 15, 2026 CVE published
March 17, 2026 Record updated