The vulnerability of the AES-XTS encryption algorithm implementation in single-Chip Microcontrollers ESP32-S2 and ESP32-S2F allows a attacker to compromise the confidentiality of the protected information.

The vulnerability of the AES-XTS encryption algorithm implemented in single-Chip Microcontrollers ESP32-S2 and ESP32-S2F is related to the number of surfaces that are vulnerable, with their quantitative measurement exceeding the desired maximum. Exploiting this vulnerability can allow attackers t...

CVE-2025-53540

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 uploa...

CVE-2025-53540

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 uploa...

CVE-2025-53540 CSRF Vulnerability in Firmware Update Endpoints Allows Remote Code Execution

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 uploa...

CVE-2025-53540

The CVE-2025-53540 entry concerns arduino-esp32 (Arduino core for ESP32/variants). Several OTA update examples and the HTTPUpdateServer allow POST requests without CSRF protection, enabling an attacker to upload arbitrary firmware and achieve remote code execution (RCE). Affected versions are pri...

CVE-2025-53540 CSRF Vulnerability in Firmware Update Endpoints Allows Remote Code Execution

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 uploa...

PT-2025-28253 · Arduino · Arduino-Esp32

Name of the Vulnerable Software and Affected Versions: arduino-esp32 versions prior to 3.2.1 Description: The issue affects several OTA update examples and the HTTPUpdateServer implementation in the arduino-esp32 core, allowing an attacker to upload and execute arbitrary firmware due to a lack of...

CVE-2025-53540: Cross-Site Request Forgery (CSRF)

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 uploa...

arduino-esp32 跨站请求伪造漏洞

arduino-esp32 is an Espressif open source Arduino kernel for ESP32, ESP32-S2, ESP32-S3, ESP32-C3, ESP32-C6 and ESP32-H2. A cross-site request forgery vulnerability exists in arduino-esp32 versions prior to 3.2.1, which stems from an update endpoint accepting a POST request without CSRF protection...

CVE-2025-53007

arduino-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 function takes arbitrary input for the HTTP header name and value, concatenates them into an HTTP header line, and appends this to the outgoi...

CVE-2025-53094: Improper Neutralization of CRLF Sequences

ESPAsyncWebServer is an asynchronous HTTP and WebSocket server library for ESP32, ESP8266, RP2040 and RP2350. In versions up to and including 3.7.8, a CRLF Carriage Return Line Feed injection vulnerability exists in the construction and output of HTTP headers within AsyncWebHeader.cpp. Unsanitize...

CVE-2025-53007

arduino-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 function takes arbitrary input for the HTTP header name and value, concatenates them into an HTTP header line, and appends this to the outgoi...

CVE-2025-53007

Arduino-ESP32 (Arduino core for ESP32) prior to 3.3.0-RC1 and 3.2.1 is affected by an HTTP Response Splitting vulnerability in WebServer.cpp: the sendHeader function accepts unvalidated header name/value, enabling CRLF injection to add headers or disrupt the HTTP response. Impact can include head...

CVE-2025-53007 arduino-esp32 vulnerable to CRLF injection in WebServer.cpp

arduino-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 function takes arbitrary input for the HTTP header name and value, concatenates them into an HTTP header line, and appends this to the outgoi...

CVE-2025-53007 arduino-esp32 vulnerable to CRLF injection in WebServer.cpp

arduino-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 function takes arbitrary input for the HTTP header name and value, concatenates them into an HTTP header line, and appends this to the outgoi...

CVE-2025-53007

arduino-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" function takes arbitrary input for the HTTP header name and value, concatenates them into an HTTP header line, and appends this to the...

CVE-2025-53007 arduino-esp32 vulnerable to CRLF injection in WebServer.cpp

arduino-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 function takes arbitrary input for the HTTP header name and value, concatenates them into an HTTP header line, and appends this to the outgoi...

PT-2025-26980 · Arduino · Arduino-Esp32

Name of the Vulnerable Software and Affected Versions: arduino-esp32 versions prior to 3.3.0-RC1 and 3.2.1 Description: The issue concerns a HTTP Response Splitting vulnerability. The sendHeader function takes arbitrary input for the HTTP header name and value, concatenates them into an HTTP head...

arduino-esp32 注入漏洞

arduino-esp32 is an Espressif open source Arduino kernel for ESP32, ESP32-S2, ESP32-S3, ESP32-C3, ESP32-C6 and ESP32-H2. An injection vulnerability exists in arduino-esp32 versions prior to 3.3.0-RC1 and 3.2.1, which stems from an HTTP response splitting vulnerability in the sendHeader function...

CVE-2025-53007: Improper Neutralization of CRLF Sequences in HTTP Headers

arduino-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 function takes arbitrary input for the HTTP header name and value, concatenates them into an HTTP header line, and appends this to the outgoi...