{"schema_version":1,"title":"Espressif ESP-IDF vulnerabilities","summary":"Junglewise Threat Intelligence has tracked 6 vulnerabilities in Espressif ESP-IDF: 0 in the last 7 days and 5 in the last 90 days, 2 of them critical and 0 exploited in the wild. The most recent, CVE-2026-113783, was published on 4 November 2026. 4 vulnerabilities in the last four weeks, up 300% on the four before (1). 1 critical against 0.","url":"https://junglewise.ai/threats/technologies/espressif-esp-idf","json_url":"https://junglewise.ai/threats/technologies/espressif-esp-idf.json","publisher":"Junglewise Threat Intelligence","license":"CC-BY-4.0","license_url":"https://creativecommons.org/licenses/by/4.0/","attribution":"Junglewise Threat Intelligence, https://junglewise.ai/threats/technologies/espressif-esp-idf","sources":"NVD, GitHub Security Advisories, OSV, the CISA Known Exploited Vulnerabilities catalog, FIRST EPSS and vendor advisories","kind":"technology","thin":false,"counts":{"high":2,"all_time":6,"critical":2,"exploited":0,"last_7_days":0,"last_30_days":3,"last_90_days":5,"last_365_days":6},"latest":[{"cve":"CVE-2026-113783","cvss":7.4,"slug":"cve-2026-113783-esp-idf-is-the-espressif-internet-of-things-iot-development","title":"Espressif ESP-IDF DNS buffer overflow in lwIP","severity":"high","exploited":false,"published_at":"2026-11-04T19:17:18.907+00:00","url":"https://junglewise.ai/threats/cve-2026-113783-esp-idf-is-the-espressif-internet-of-things-iot-development"},{"cve":"CVE-2026-113782","cvss":7.1,"slug":"cve-2026-113782-esp-idf-is-the-espressif-internet-of-things-iot-development","title":"ESP-IDF OpenThread Border Router buffer overflow in Neighbor Discovery","severity":"high","exploited":false,"published_at":"2026-11-04T19:17:18.717+00:00","url":"https://junglewise.ai/threats/cve-2026-113782-esp-idf-is-the-espressif-internet-of-things-iot-development"},{"cve":"CVE-2026-113780","cvss":9.3,"slug":"cve-2026-113780-esf-idf-is-the-espressif-internet-of-things-iot-development","title":"Espressif ESP-IDF privilege escalation in TEE trap entry","severity":"critical","exploited":false,"published_at":"2026-11-04T19:17:18.493+00:00","url":"https://junglewise.ai/threats/cve-2026-113780-esf-idf-is-the-espressif-internet-of-things-iot-development"},{"cve":"CVE-2026-81507","cvss":6.5,"epss":0.0026,"slug":"cve-2026-81507-esf-idf-is-the-espressif-internet-of-things-iot-development","title":"Espressif ESP-IDF BlueDroid L2CAP out-of-bounds read","severity":"medium","exploited":false,"published_at":"2026-10-13T16:17:23.447+00:00","url":"https://junglewise.ai/threats/cve-2026-81507-esf-idf-is-the-espressif-internet-of-things-iot-development"},{"cve":"CVE-2026-81508","cvss":4.3,"epss":0.0021,"slug":"cve-2026-81508-esf-idf-is-the-espressif-internet-of-things-iot-development","title":"Espressif ESP-IDF out-of-bounds read in BlueDroid A2DP sink","severity":"medium","exploited":false,"published_at":"2026-09-24T18:18:57.503+00:00","url":"https://junglewise.ai/threats/cve-2026-81508-esf-idf-is-the-espressif-internet-of-things-iot-development"},{"cve":"CVE-2025-66409","cvss":9.1,"epss":0.0063,"slug":"cve-2025-66409-esf-idf-is-the-espressif-internet-of-things-iot-development","title":"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…","severity":"critical","exploited":false,"published_at":"2025-12-02T19:15:52.133+00:00","url":"https://junglewise.ai/threats/cve-2025-66409-esf-idf-is-the-espressif-internet-of-things-iot-development"}],"weekly":[{"week":"2026-08-17","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-08-24","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-08-31","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-09-07","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-09-14","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-09-21","critical":0,"exploited":0,"vulnerabilities":1},{"week":"2026-09-28","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-10-05","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-10-12","critical":0,"exploited":0,"vulnerabilities":1},{"week":"2026-10-19","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-10-26","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-11-02","critical":1,"exploited":0,"vulnerabilities":3},{"week":"2026-11-09","critical":0,"exploited":0,"vulnerabilities":0}],"related":[],"technology":{"hub":true,"name":"Espressif ESP-IDF","slug":"espressif-esp-idf","vendor":{"hub":true,"name":"Espressif","slug":"espressif","url":"https://junglewise.ai/threats/vendors/espressif"},"aliases":[],"category":"framework","description":"Embedded development framework and toolchain for ESP32 and ESP8266 microcontrollers.","url":"https://junglewise.ai/threats/technologies/espressif-esp-idf"},"most_severe":[{"cve":"CVE-2026-113780","cvss":9.3,"slug":"cve-2026-113780-esf-idf-is-the-espressif-internet-of-things-iot-development","title":"Espressif ESP-IDF privilege escalation in TEE trap entry","severity":"critical","exploited":false,"published_at":"2026-11-04T19:17:18.493+00:00","url":"https://junglewise.ai/threats/cve-2026-113780-esf-idf-is-the-espressif-internet-of-things-iot-development"},{"cve":"CVE-2025-66409","cvss":9.1,"epss":0.0063,"slug":"cve-2025-66409-esf-idf-is-the-espressif-internet-of-things-iot-development","title":"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…","severity":"critical","exploited":false,"published_at":"2025-12-02T19:15:52.133+00:00","url":"https://junglewise.ai/threats/cve-2025-66409-esf-idf-is-the-espressif-internet-of-things-iot-development"},{"cve":"CVE-2026-113783","cvss":7.4,"slug":"cve-2026-113783-esp-idf-is-the-espressif-internet-of-things-iot-development","title":"Espressif ESP-IDF DNS buffer overflow in lwIP","severity":"high","exploited":false,"published_at":"2026-11-04T19:17:18.907+00:00","url":"https://junglewise.ai/threats/cve-2026-113783-esp-idf-is-the-espressif-internet-of-things-iot-development"},{"cve":"CVE-2026-113782","cvss":7.1,"slug":"cve-2026-113782-esp-idf-is-the-espressif-internet-of-things-iot-development","title":"ESP-IDF OpenThread Border Router buffer overflow in Neighbor Discovery","severity":"high","exploited":false,"published_at":"2026-11-04T19:17:18.717+00:00","url":"https://junglewise.ai/threats/cve-2026-113782-esp-idf-is-the-espressif-internet-of-things-iot-development"},{"cve":"CVE-2026-81507","cvss":6.5,"epss":0.0026,"slug":"cve-2026-81507-esf-idf-is-the-espressif-internet-of-things-iot-development","title":"Espressif ESP-IDF BlueDroid L2CAP out-of-bounds read","severity":"medium","exploited":false,"published_at":"2026-10-13T16:17:23.447+00:00","url":"https://junglewise.ai/threats/cve-2026-81507-esf-idf-is-the-espressif-internet-of-things-iot-development"},{"cve":"CVE-2026-81508","cvss":4.3,"epss":0.0021,"slug":"cve-2026-81508-esf-idf-is-the-espressif-internet-of-things-iot-development","title":"Espressif ESP-IDF out-of-bounds read in BlueDroid A2DP sink","severity":"medium","exploited":false,"published_at":"2026-09-24T18:18:57.503+00:00","url":"https://junglewise.ai/threats/cve-2026-81508-esf-idf-is-the-espressif-internet-of-things-iot-development"}],"generated_at":"2026-11-13T03:07:00.155039+00:00"}