HIGHVulnerability

CVE-2026-71259

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).

Properties

severity
HIGH
score
8.6
cve_id
CVE-2026-71259
vector
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H
published_at
2026-08-05T13:24:49.993
last_modified
2026-08-26T17:13:24.800

Related Entities (2)

HAS_WEAKNESS (1)

[Weakness]Incomplete List of Disallowed Inputs

DESCRIBED_BY (1)

[Source]NVD

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CVE-2026-71259 — Ninja Signal Threat Intelligence | Ninja Signal