PatchTheCVECVE-2023-41899: Home assistant is an open source home automation
CVE-2023-41899 is a medium-severity flaw (CVSS 6.6) affecting home-assistant. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.
Home assistant is an open source home automation. In affected versions the `hassio.addon_stdin` is vulnerable to a partial Server-Side Request Forgery where an attacker capable of calling this service (e.g.: through GHSA-h2jp-7grc-9xpp) may be able to invoke any Supervisor REST API endpoints with a POST request. An attacker able to exploit will be able to control the data dictionary, including its addon and input key/values. This issue has been a
Why this priority
- No elevated risk signals yet
A fixed release or distro patch exists.
Risk facts
| CVSS score | 6.6 (Medium) |
| Attack vector | Network (remote) |
| Attack complexity | High |
| Privileges needed | High |
| User interaction | None |
| EPSS exploit chance | 0.6% (top 53%) |
| CISA exploited list | No |
| Weakness | CWE-918 |
| Published | 2023-10-19 |
| Last modified | 2026-06-17 |
Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score
Am I affected?
Timeline
- Published CVE record published
- Updated Record last modified
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.
Quick answers
How do I fix CVE-2023-41899?
home-assistant: upgrade to 2023.9.0. Exact commands for each OS are on this page.
Is CVE-2023-41899 being exploited?
CVE-2023-41899 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.
What does CVE-2023-41899 affect?
CVE-2023-41899 affects home-assistant. Severity is medium (CVSS 6.6). Home assistant is an open source home automation. In affected versions the `hassio.addon_stdin` is vulnerable to a partial Server-Side Request Forgery where an attacker capable of calling this service (e.g.: through GHSA-h2jp-7grc-9xpp) may
How urgent is CVE-2023-41899?
Priority 35/100. No elevated risk signals yet.
Software pages
Home Assistant vulnerabilities
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