What’s Vulnerable › Products

Esphome Firmware vulnerabilities

2 known vulnerabilities, 0 confirmed exploited in the wild (CISA KEV), 1 published in the last 12 months.

Check whether your Esphome Firmware version is affected

Latest Esphome Firmware vulnerabilities

• CVE-2025-57808 — ESP-IDF web_server basic auth bypass using empty or incomplete Authorization header (CVSS 8.1)
• CVE-2021-41104 — web_server allows OTA update without checking user defined basic auth username & password (CVSS 7.5)