CVE-2026-107359: Improper input validation in the beacon handler for WF200 firmware versions 3.17.0 and earlier may result in a

Q: How do I fix CVE-2026-107359?

wf200 fw: upgrade to newer than 3.17.0. Exact commands for each OS are on this page.

Q: Is CVE-2026-107359 being exploited?

CVE-2026-107359 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2026-107359 affect?

CVE-2026-107359 affects wf200 fw. Severity is high (CVSS 7.1). Improper input validation in the beacon handler for WF200 firmware versions 3.17.0 and earlier may result in a divide-by-zero fault.

Routine

HIGH 7.1UPGRADE

CVE-2026-107359 is a high-severity flaw (CVSS 7.1) affecting wf200 fw. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Improper input validation in the beacon handler for WF200 firmware versions 3.17.0 and earlier may result in a divide-by-zero fault.

Why this priority

High severity

A fixed release or distro patch exists.

Risk facts

CVSS score	7.1 (High)
EPSS exploit chance	n/a
CISA exploited list	No
Weakness	CWE-369
Published	2026-11-05
Last modified	2026-11-05

Publisher (CNA): Silabs · Vendor: silicon labs · Source: CVE Program record (NVD analysis pending)

Last updated 2026-11-05 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2026-11-05 17:37 UTCPublished CVE record published
2026-11-05 17:37 UTCUpdated Record last modified

silicon labs wf200 fw UPGRADE

Affected: <= 3.17.0

Fixed in: newer than 3.17.0

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy wf200-fw || rpm -q wf200-fw || wf200-fw --version

2. UPGRADE to newer than 3.17.0 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade wf200-fw

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade wf200-fw

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2026-107359?

wf200 fw: upgrade to newer than 3.17.0. Exact commands for each OS are on this page.

Is CVE-2026-107359 being exploited?

CVE-2026-107359 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2026-107359 affect?

CVE-2026-107359 affects wf200 fw. Severity is high (CVSS 7.1). Improper input validation in the beacon handler for WF200 firmware versions 3.17.0 and earlier may result in a divide-by-zero fault.

How urgent is CVE-2026-107359?

Priority 25/100. High severity

References

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