CVE-2026-34048: Coolify: Missing authorization on terminal websocket bootstrap routes allows low-privileged members to execute commands on team servers
Coolify is an open-source and self-hostable tool for managing servers, applications, and databases. Prior to 4.0.0-beta.471, terminal websocket bootstrap routes only check authentication and do not enforce terminal authorization, allowing a low-privileged team member to connect to terminal routes and execute commands on team servers. This issue is fixed in version 4.0.0-beta.471.
Affected Software
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade
Coolifyto a version that resolves this vulnerability.Fixed in 4.0.0-beta.471
Event History
Frequently Asked Questions
What is the severity of CVE-2026-34048?
CVE-2026-34048 has a critical severity rating of 9.9.
How do I fix CVE-2026-34048?
To fix CVE-2026-34048, upgrade to Coolify version 4.0.0-beta.471 or later.
What does CVE-2026-34048 affect?
CVE-2026-34048 affects Coolify versions prior to 4.0.0-beta.471.
What type of vulnerability is CVE-2026-34048?
CVE-2026-34048 is a missing authorization vulnerability in terminal websocket bootstrap routes.
Who is impacted by CVE-2026-34048?
Low-privileged team members can exploit CVE-2026-34048 to execute commands on team servers.