CVE-2026-51267

CVE-2026-51267 entry is rejected/not used; not a security issue.

CVE-2025-65829

The ESP32 system on a chip SoC that powers the Meatmeet basestation device was found to lack Secure Boot. The Secure Boot feature ensures that only authenticated software can execute on the device. The Secure Boot process forms a chain of trust by verifying all mutable software entities involved ...

EUVD-2025-200284

ESF-IDF is the Espressif Internet of Things IOT Development Framework. In 5.5.1, 5.4.3, 5.3.4, 5.2.6, 5.1.6, and earlier, when AVRCP is enabled on ESP32, receiving a malformed VENDOR DEPENDENT command from a peer device can cause the Bluetooth stack to access memory before validating the command...

Constant Time Issue with Xtensa-based ESP32 and X22519

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EUVD-2025-198523

Vulnerability in X25519 constant-time cryptographic implementations due to timing side channels introduced by compiler optimizations and CPU architecture limitations, specifically with the Xtensa-based ESP32 chips. If targeting Xtensa it is recommended to use the low memory implementations of...

CVE-2021-34173

An attacker can cause a Denial of Service and kernel panic in v4.2 and earlier versions of Espressif esp32 via a malformed beacon csa frame. The device requires a reboot to recover...