arduino-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 HTTPUpdateServer implementation are vulnerable to Cross-Site Request Forgery (CSRF). The update endpoints accept POST requests for firmware uploads without CSRF protection. This allows an attacker to upload and execute arbitrary firmware, resulting in remote code execution (RCE). This vulnerability is fixed in 3.2.1.
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Mon, 07 Jul 2025 21:15:00 +0000
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Description | arduino-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 HTTPUpdateServer implementation are vulnerable to Cross-Site Request Forgery (CSRF). The update endpoints accept POST requests for firmware uploads without CSRF protection. This allows an attacker to upload and execute arbitrary firmware, resulting in remote code execution (RCE). This vulnerability is fixed in 3.2.1. | |
Title | CSRF Vulnerability in Firmware Update Endpoints Allows Remote Code Execution | |
Weaknesses | CWE-352 | |
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Status: PUBLISHED
Assigner: GitHub_M
Published: 2025-07-07T19:26:12.503Z
Updated: 2025-07-07T20:53:06.570Z
Reserved: 2025-07-02T15:15:11.515Z
Link: CVE-2025-53540

Updated: 2025-07-07T20:53:02.337Z

Status : Awaiting Analysis
Published: 2025-07-07T20:15:28.173
Modified: 2025-07-08T16:18:34.923
Link: CVE-2025-53540

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