CVE-2026-71259 | BDVDB-2026-355648 Detail

Description#

ESPHome through 2026.7.0-dev contains an operator-precedence bug in the cv.url validator in esphome/config_validation.py. Because binds tighter than , any file: URI passes validation regardless of netloc. This validator gates the field of the external_components YAML directive's git source schema, which is passed to (git supports file:// natively).

Impact#

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Exploit#

History#

1. Version 12026-08-05Record published in the CVE List.
2. Version 22026-08-10Most recent update recorded in the CVE List.