CVE-2023-44385: Client-Side Request Forgery in Home Assistant iOS/macOS native Apps

Severity: high (CVSS 8.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.3% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2023-10-19 · updated 2026-06-17
Weakness: CWE-352

Description

The Home Assistant Companion for iOS and macOS app up to version 2023.4 are vulnerable to Client-Side Request Forgery. Attackers may send malicious links/QRs to victims that, when visited, will make the victim to call arbitrary services in their Home Assistant installation. Combined with this security advisory, may result in full compromise and remote code execution (RCE). Version 2023.7 addresses this issue and all users are advised to upgrade. There are no known workarounds for this vulnerability. This issue is also tracked as GitHub Security Lab (GHSL) Vulnerability Report: GHSL-2023-161.

Affected products

home-assistant Home Assistant Companion: before 2023.7 — fixed in 2023.7

How to fix

Upgrade to a fixed version: home-assistant Home Assistant Companion 2023.7. Check the vendor advisory for mitigations.

References

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