EUVD-2026-12210
CVSS Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Lifecycle Timeline
4Description
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.
Analysis
Remote code execution via stack-based buffer overflow in Belkin F9K1122 router firmware allows authenticated attackers to achieve complete system compromise through the /goform/formReboot endpoint. Public exploit code exists for this vulnerability, and the vendor has not provided a patch despite early notification. …
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Remediation
Within 24 hours: Inventory all Belkin F9K1122 devices across the organization and isolate affected units from production networks if possible. Within 7 days: Implement network segmentation to restrict administrative access to these devices and deploy WAF rules blocking malicious webpage parameter inputs to /goform/formReboot. …
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External POC / Exploit Code
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