High severity8.6NVD Advisory· Published Aug 5, 2026· Updated Aug 26, 2026
CVE-2026-71259
CVE-2026-71259
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).
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Affected products
1Patches
Vulnerability mechanics
References
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