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Vulnerability record · CVE-2018-21019 · published 23 September 2019

CVE-2018-21019: Home-assistant information exposure vulnerability

Home Assistant · Home Assistant

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.

7.5 CVSS 3.1 High EPSS 1.7% · top 23.8% CWE-200 · Information exposure
7.5CVSS 3.1 base score, v2 5.0
1.7%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
4References
17 Jun 2026Last modified by NVD

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.

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://github.com/home-assistant/home-assistant/pull/13836 PatchThird Party Advisory
https://github.com/home-assistant/home-assistant/releases/tag/0.67.0 Third Party Advisory
https://github.com/home-assistant/home-assistant/pull/13836 PatchThird Party Advisory
https://github.com/home-assistant/home-assistant/releases/tag/0.67.0 Third Party Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2018-21019), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.