What’s Vulnerable › Vulnerabilities

CVE-2018-21019

• Severity: high (CVSS 7.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.7% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2019-09-23 · updated 2026-06-17
• Weakness: CWE-200

Description

Home Assistant before 0.67.0 was vulnerable to an information disclosure that allowed an unauthenticated attacker to read the application's error log via components/api.py.

Affected products

• Home-Assistant: before 0.67.0 — fixed in 0.67.0

How to fix

Upgrade to a fixed version: Home-Assistant 0.67.0. Check the vendor advisory for mitigations.

References

• https://github.com/home-assistant/home-assistant/pull/13836
• https://github.com/home-assistant/home-assistant/releases/tag/0.67.0
• https://github.com/home-assistant/home-assistant/pull/13836
• https://github.com/home-assistant/home-assistant/releases/tag/0.67.0

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