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espressif arduino esp32
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espressif arduino esp32
4 known vulnerabilities across versions
Vulnerabilities are listed by affected version. Select any CVE for the full briefing and its intelligence graph.
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4.0+
7.0+ (High)
9.0+ (Critical)
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CVE-2026-42855
< 3.3.8
arduino-esp32 is an Arduino core for the ESP32, ESP32-S2, ESP32-S3, ESP32-C3, ESP32-C6 and ESP32-H2 microcontrollers. Prior to 3.3
7.5
HIGH
CVE-2026-42854
< 3.3.8
arduino-esp32 is an Arduino core for the ESP32, ESP32-S2, ESP32-S3, ESP32-C3, ESP32-C6 and ESP32-H2 microcontrollers. Prior to 3.3
9.8
CRITICAL
CVE-2026-41429
< 3.3.8
arduino-esp32 is an Arduino core for the ESP32, ESP32-S2, ESP32-S3, ESP32-C3, ESP32-C6 and ESP32-H2 microcontrollers. Prior to 3.3
8.8
HIGH
CVE-2019-12586
<= 1.0.2
The EAP peer implementation in Espressif ESP-IDF 2.0.0 through 4.0.0 and ESP8266_NONOS_SDK 2.2.0 through 3.1.0 processes EAP Succe
6.5
MEDIUM
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