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.
Conclusion & alert: CVE-2023-44385 is rated Moderate Risk (40.3/100): CVSS High severity, with low exploitation likelihood (EPSS 0.28%). Mandatory action: Review affected assets and schedule remediation.
Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.
EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).
| # | Date | Old EPSS score | New EPSS score | Delta (New - Old) |
|---|---|---|---|---|
| 1 | 2026-06-15 | 1.35% | 0.28% | -1.06% |
| 2 | 2026-03-10 | 2.59% | 1.35% | -1.24% |
| 3 | 2025-11-21 | — | 2.59% | — |
Full EPSS history (10 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 8.6 | 3.1 | HIGH |
|
1.8 | 6.0 | [email protected] |
| 8.8 | 3.1 | HIGH |
|
2.8 | 5.9 | [email protected] |
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| home-assistant | home_assistant_companion | < 2023.7 | cpe:2.3:a:home-assistant:home_assistant_companion:*:*:*:*:*:iphone_os:*:* |
| home-assistant | home_assistant_companion | < 2023.7 | cpe:2.3:a:home-assistant:home_assistant_companion:*:*:*:*:*:macos:*:* |
| URL | Tags |
|---|---|
| https://github.com/home-assistant/core/security/advisories/GHSA-h2jp-7grc-9xpp | Vendor Advisory |