CVE-2026-5044

HIGH

Belkin F9K1122 Setting formSetSystemSettings stack-based overflow

Title source: cna
STIX 2.1

Description

A security vulnerability has been detected in Belkin F9K1122 1.00.33. This affects the function formSetSystemSettings of the file /goform/formSetSystemSettings of the component Setting Handler. Such manipulation of the argument webpage leads to stack-based buffer overflow. The attack can be executed remotely. The exploit has been disclosed publicly and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

Scores

CVSS v3 8.8
EPSS 0.0009
EPSS Percentile 25.9%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment
Exploitation poc
Automatable no
Technical Impact total

Details

CWE
CWE-119 CWE-121 CWE-787
Status published
Products (2)
Belkin/F9K1122 1.00.33
belkin/f9k1122_firmware 1.00.33
Published Mar 29, 2026
Tracked Since Mar 29, 2026