CVE-2026-26399-Disclosure

CVE-2026-26399: Stack-based Use-After-Return in ArduinoCoreSTM32 Legacy Versions Summary A stack-based use-after-return vulnerability exists in legacy versions of ArduinoCoreSTM32 prior to version 1.7.0. The issue is located in the pwmstart implementation, where a TIMHandleTypeDef object is...