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espressif / esp-idf CVEs

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31 CVEs tagged to espressif / esp-idf1 Critical, 11 High, 17 Medium, 1 Low, 1 Unrated.

CVE-2026-46532

Published Jun 10, 2026

ESF-IDF is the Espressif Internet of Things (IOT) Development Framework. In versions 5.2.6, 5.3.5, 5.4.4, 5.5.3, and 6.0, an out-of-bounds read exists in the BlueDroid AVRCP vendo…

CVSS 4.6 · Medium
evidence mentions
7
Buzz score
25.8
Vendor/product tagsBeta · best-effort

CVE-2026-45542

Published Jun 10, 2026

ESF-IDF is the Espressif Internet of Things (IOT) Development Framework. In versions 5.2.6, 5.3.5, 5.4.4, 5.5.4, and 6.0, a heap buffer overflow exists in the Security Scheme 2 (S…

CVSS 7.1 · High
evidence mentions
7
Buzz score
25.8
Vendor/product tagsBeta · best-effort

CVE-2026-45541

Published Jun 10, 2026

ESF-IDF is the Espressif Internet of Things (IOT) Development Framework. In versions 5.2.6, 5.3.5, 5.4.4, 5.5.4, and 6.0, a NULL-pointer dereference exists in the WebSocket subpro…

CVSS 7.5 · High
evidence mentions
7
Buzz score
25.8
Vendor/product tagsBeta · best-effort

CVE-2026-45329

Published Jun 10, 2026

ESF-IDF is the Espressif Internet of Things (IOT) Development Framework. In versions 5.5.4 and 6.0, several ESP-TEE secure-service wrappers in esp_secure_services.c and esp_secure…

CVSS 7.1 · High
evidence mentions
4
Buzz score
21.1
Vendor/product tagsBeta · best-effort

CVE-2026-45328

Published Jun 10, 2026

ESF-IDF is the Espressif Internet of Things (IOT) Development Framework. In versions 5.5.4 and 6.0, the esp_tee component exposes secure-service wrappers in esp_secure_services.c…

CVSS 9.3 · Critical
evidence mentions
7
Buzz score
25.8
Vendor/product tagsBeta · best-effort

CVE-2026-45160

Published Jun 10, 2026

ESF-IDF is the Espressif Internet of Things (IOT) Development Framework. In versions 5.2.7, 5.3.5, 5.4.4, 5.5.4, and 6.0.1, an out-of-bounds read flaw exists in the DHCP server op…

CVSS 6.5 · Medium
evidence mentions
7
Buzz score
25.8
Vendor/product tagsBeta · best-effort

CVE-2026-25532

Published Feb 4, 2026

ESF-IDF is the Espressif Internet of Things (IOT) Development Framework. In versions 5.5.2, 5.4.3, 5.3.4, 5.2.6, and 5.1.6, a vulnerability exists in the WPS (Wi-Fi Protected Setu…

CVSS 6.3 · Medium
evidence mentions
8
Buzz score
27.0
Vendor/product tagsBeta · best-effort

CVE-2026-25508

Published Feb 4, 2026

ESF-IDF is the Espressif Internet of Things (IOT) Development Framework. In versions 5.5.2, 5.4.3, 5.3.4, 5.2.6, and 5.1.6, an out-of-bounds read vulnerability was reported in the…

CVSS 6.3 · Medium
evidence mentions
8
Buzz score
27.0
Vendor/product tagsBeta · best-effort

CVE-2026-25507

Published Feb 4, 2026

ESF-IDF is the Espressif Internet of Things (IOT) Development Framework. In versions 5.5.2, 5.4.3, 5.3.4, 5.2.6, and 5.1.6, a use-after-free vulnerability was reported in the BLE…

CVSS 6.3 · Medium
evidence mentions
8
Buzz score
27.0
Vendor/product tagsBeta · best-effort

CVE-2025-68474

Published Dec 27, 2025

ESF-IDF is the Espressif Internet of Things (IOT) Development Framework. In versions 5.5.1, 5.4.3, 5.3.4, 5.2.6, 5.1.6, and earlier, in the avrc_vendor_msg() function of the ESP-I…

CVSS 6.1 · Medium
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CVE-2025-68473

Published Dec 27, 2025

ESF-IDF is the Espressif Internet of Things (IOT) Development Framework. In versions 5.5.1, 5.4.3, 5.3.4, 5.2.6, 5.1.6, and earlier, in the ESP-IDF Bluetooth host stack (BlueDroid…

CVSS 0.0 · Unrated
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CVE-2025-66409

Published Dec 2, 2025

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 V…

CVSS 2.7 · Low
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CVE-2025-55297

Published Aug 21, 2025

ESF-IDF is the Espressif Internet of Things (IOT) Development Framework. The BluFi example bundled in ESP-IDF was vulnerable to memory overflows in two areas: Wi-Fi credential han…

CVSS 5.2 · Medium
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CVE-2025-52471

Published Jun 24, 2025

ESF-IDF is the Espressif Internet of Things (IOT) Development Framework. An integer underflow vulnerability has been identified in the ESP-NOW protocol implementation within the E…

CVSS 7.2 · High
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CVE-2024-53406

Published Mar 13, 2025

Espressif Esp idf v5.3.0 is vulnerable to Insecure Permissions resulting in Authentication bypass. In the reconnection phase, the device reuses the session key from a previous con…

CVSS 8.8 · High
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CVE-2024-51428

Published Nov 7, 2024

An issue in Espressif Esp idf v5.3.0 allows attackers to cause a Denial of Service (DoS) via a crafted data channel packet.

CVSS 7.5 · High
Vendor/product tagsBeta · best-effort

CVE-2024-33453

Published Oct 17, 2024

Buffer Overflow vulnerability in esp-idf v.5.1 allows a remote attacker to obtain sensitive information via the externalId component.

CVSS 8.1 · High
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CVE-2024-33454

Published May 14, 2024

Buffer Overflow vulnerability in esp-idf v.5.1 allows a remote attacker to execute arbitrary code via a crafted script to the Bluetooth stack component.

CVSS 6.5 · Medium
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CVE-2024-28183

Published Mar 25, 2024

ESP-IDF is the development framework for Espressif SoCs supported on Windows, Linux and macOS. A Time-of-Check to Time-of-Use (TOCTOU) vulnerability was discovered in the implemen…

CVSS 6.1 · Medium
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CVE-2022-24893

Published Jun 25, 2022

ESP-IDF is the official development framework for Espressif SoCs. In Espressif’s Bluetooth Mesh SDK (`ESP-BLE-MESH`), a memory corruption vulnerability can be triggered during pro…

CVSS 7.5 · High
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CVE-2021-28139

Published Sep 7, 2021

The Bluetooth Classic implementation in Espressif ESP-IDF 4.4 and earlier does not properly restrict the Feature Page upon reception of an LMP Feature Response Extended packet, al…

CVSS 8.8 · High
evidence mentions
2
Buzz score
17.5
Vendor/product tagsBeta · best-effort

CVE-2021-28136

Published Sep 7, 2021

The Bluetooth Classic implementation in Espressif ESP-IDF 4.4 and earlier does not properly handle the reception of multiple LMP IO Capability Request packets during the pairing p…

CVSS 6.5 · Medium
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CVE-2021-28135

Published Sep 7, 2021

The Bluetooth Classic implementation in Espressif ESP-IDF 4.4 and earlier does not properly handle the reception of continuous unsolicited LMP responses, allowing attackers in rad…

CVSS 6.5 · Medium
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CVE-2020-16146

Published Jan 12, 2021

Espressif ESP-IDF 2.x, 3.0.x through 3.0.9, 3.1.x through 3.1.7, 3.2.x through 3.2.3, 3.3.x through 3.3.2, and 4.0.x through 4.0.1 has a Buffer Overflow in BluFi provisioning in b…

CVSS 7.5 · High
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CVE-2020-13595

Published Aug 31, 2020

The Bluetooth Low Energy (BLE) controller implementation in Espressif ESP-IDF 4.0 through 4.2 (for ESP32 devices) returns the wrong number of completed BLE packets and triggers a…

CVSS 6.5 · Medium
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