CVE-2025-12986: Silabs.com Gecko SDK

Medium severity, CVSS 6.0. EPSS: 0.2% chance of exploitation in the next 30 days.

When a WF200/WGM160P device is configured to operate as an Access Point, it may be vulnerable to a denial of service triggered by a malformed packet. The device may recover automatically or require a hard reset.

Affected products

• Silabs.com Gecko SDK: up to and including 4.5.0

Published 2025-12-04. Last modified 2026-06-17.