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

Published Mar 15, 2026
·
Updated

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.

Affected Software

1 affected component
Belkin F9K1122=1.00.33

Event History

Mar 15, 2026
CVE Published
via MITRE·05:32 AM
Data Sourced
via MITRE·05:32 AM
DescriptionSeverityWeakness
Mar 16, 2026
Data Sourced
via NVD·02:19 PM
DescriptionSeverityWeakness
Jan 11, 58189
Event
via FIRST·07:02 PM
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Frequently Asked Questions

1

What is the severity of CVE-2026-4167?

CVE-2026-4167 has a high severity rating due to its potential for remote exploitation via stack-based buffer overflow.

2

How do I fix CVE-2026-4167?

To mitigate CVE-2026-4167, users should update the Belkin F9K1122 firmware to the latest version provided by the manufacturer.

3

What is affected by CVE-2026-4167?

CVE-2026-4167 specifically affects the Belkin F9K1122 router running firmware version 1.00.33.

4

Can CVE-2026-4167 be exploited remotely?

Yes, CVE-2026-4167 can be exploited remotely due to the vulnerable function that allows unauthorized manipulation of arguments.

5

What type of vulnerability is CVE-2026-4167?

CVE-2026-4167 is classified as a stack-based buffer overflow vulnerability affecting router firmware.

Contact

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