CVE-2026-55844

The Home Assistant iOS companion app prior to 2025.5.0 ignores the SSID allowlist for internal networks. It uses SSID to decide when to use the internal URL, but if no other URL is available it falls back to the internal URL, which can expose the user’s token on unsecure networks. Affected compon...

CVE-2026-55844 Home Assistant: iOS Companion App ignores internal SSID allowlist for connections – possible leak of access token and sensor data

Home Assistant is open source home automation software that puts local control and privacy first. Prior to 2025.5.0, The iOS companion app ignores the SSID allowlist for internal networks. The app uses SSID to detect when to use the internal URL, but whenever the app cannot find any other URL to ...

CVE-2026-55844 Home Assistant: iOS Companion App ignores internal SSID allowlist for connections – possible leak of access token and sensor data

Home Assistant is open source home automation software that puts local control and privacy first. Prior to 2025.5.0, The iOS companion app ignores the SSID allowlist for internal networks. The app uses SSID to detect when to use the internal URL, but whenever the app cannot find any other URL to ...

PT-2026-53283

Name of the Vulnerable Software and Affected Versions Home Assistant versions prior to 2025.5.0 Description The iOS companion app fails to respect the SSID allowlist for internal networks. While the app typically uses the Service Set Identifier SSID—the public name of a wireless network—to...