CVE-2026-107359: Malformed Wi-Fi Beacon Causes Crash on WF200
Published Nov 5, 2026
·Updated
Improper input validation in the beacon handler for WF200 firmware versions 3.17.0 and earlier may result in a divide-by-zero fault.
Event History
Nov 5, 2026
CVE Published
via MITRE·05:37 PM
Data Sourced
via MITRE·05:37 PM
DescriptionWeakness
Data Sourced
via OSV·05:37 PM
DescriptionSeverityWeakness
Data Sourced
via NVD·06:17 PM
DescriptionSeverityWeakness
Frequently Asked Questions
1
Which deployments are exposed to this issue?
Devices using WF200 firmware version 3.17.0 or earlier are affected. Exposure requires the device to process Wi-Fi beacon frames.
2
What does an attacker need to exploit the vulnerability?
An attacker needs network-adjacent access sufficient to send a malformed Wi-Fi beacon to the affected device. No privileges or user interaction are required according to the supplied vector.
3
What is the impact of successful exploitation?
A malformed beacon can trigger a divide-by-zero fault and crash the affected device or firmware component. The supplied impact vector indicates availability impact only, with no stated confidentiality or integrity impact.