CVE-2026-107359
Malformed Wi-Fi Beacon Causes Crash on WF200
Improper input validation in the beacon handler for WF200 firmware versions 3.17.0 and earlier may result in a divide-by-zero fault.
Attack profile
How easy it is to exploit
- Attack vector
- Adjacent network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- None
- Integrity
- None
- Availability
- High
Exploit likelihood
What each source reports
CVE List Score used
Malformed Wi-Fi Beacon Causes Crash on WF200
Improper input validation in the beacon handler for WF200 firmware versions 3.17.0 and earlier may result in a divide-by-zero fault.
- Record
CVE-2026-107359- CVSS 4.0
- 7.1 High
CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N - CVSS 3.1
- 6.5 Medium
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - Weakness
- CWE-369
- Updated
- 2026-11-05
EUVDEUVD-2026-117622
Improper input validation in the beacon handler for WF200 firmware versions 3.17.0 and earlier may result in a divide-by-zero fault.
- Record
EUVD-2026-117622- CVSS 4.0
- 7.1 High
CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N - Updated
- 2026-11-05
GitHub AdvisoriesGHSA-c4vh-x5p4-grj2
Improper input validation in the beacon handler for WF200 firmware versions 3.17.0 and earlier...
Improper input validation in the beacon handler for WF200 firmware versions 3.17.0 and earlier may result in a divide-by-zero fault.
- Record
GHSA-c4vh-x5p4-grj2- CVSS 4.0
- 7.1 High
CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X - CVSS 3.1
- 6.5 Medium
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - Weakness
- CWE-369
- Updated
- 2026-11-05
NVD
Improper input validation in the beacon handler for WF200 firmware versions 3.17.0 and earlier may result in a divide-by-zero fault.
- Record
CVE-2026-107359- CVSS 4.0
- 7.1 High
CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X - CVSS 3.1
- 6.5 Medium
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - Weakness
- CWE-369
- Updated
- 2026-11-05
OSV
Malformed Wi-Fi Beacon Causes Crash on WF200
Improper input validation in the beacon handler for WF200 firmware versions 3.17.0 and earlier may result in a divide-by-zero fault.
- Record
CVE-2026-107359- CVSS 4.0
- 7.1 High
CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N - Weakness
- CWE-369
- Updated
- 2026-11-07
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| references | OSV | |
| references | CVE List, EUVD, GitHub Advisories, NVD, OSV | |
| aliases, published | EUVD | |
| aliases, references | GitHub Advisories | |
| first indexed | CVE List |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2026-107359 is a high vulnerability (CVSS 7.1) in Silicon Labs Wf200 Fw, published November 5, 2026. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.22%, the 12th percentile. No source names a fixed version.