CVE-2025-7432: Silabs.com Simplicity SDK

Low severity, CVSS 1.0. EPSS: 0.2% chance of exploitation in the next 30 days.

DPA countermeasures in Silicon Labs' Series 2 devices are not reseeded under certain conditions.  This may allow an attacker to eventually extract secret keys through a DPA attack.

Affected products

• Silabs.com Simplicity SDK: before 2025.12.0 (fixed in 2025.12.0)

Published 2026-02-09. Last modified 2026-06-17.