Espressif Arduino-esp32

6 CVEs affecting Espressif Arduino-esp32. Latest disclosed: 2026-05-12. Critical: 2, High: 2.

Top CVEs affecting Espressif Arduino-esp32
CVESeverityScorePublishedSummary
CVE-2024-45798Critical10.02024-09-17arduino-esp32 is an Arduino core for the ESP32, ESP32-S2, ESP32-S3, ESP32-C3, ESP32-C6 and ESP32-H2 microcontrollers. The `arduino-esp32` CI is vulnerable to m…
CVE-2026-42854Critical9.82026-05-12arduino-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, the WebServer multipart f…
CVE-2026-41429High8.82026-04-24arduino-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, there is a remotely reach…
CVE-2026-42855High7.52026-05-12arduino-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, the WebServer Digest auth…
CVE-2025-535402025-07-07arduino-esp32 is an Arduino core for the ESP32, ESP32-S2, ESP32-S3, ESP32-C3, ESP32-C6 and ESP32-H2 microcontrollers. Several OTA update examples and the HTTPU…
CVE-2025-530072025-06-26arduino-esp32 provides an Arduino core for the ESP32. Versions prior to 3.3.0-RC1 and 3.2.1 contain a HTTP Response Splitting vulnerability. The `sendHeader` f…