CVE-2026-34170: Coollabsio Coolify

Medium severity, CVSS 4.3. EPSS: 0.3% chance of exploitation in the next 30 days.

Coolify is an open-source and self-hostable tool for managing servers, applications, and databases. Prior to 4.0.0-beta.471, the GithubApp api_url field is used as the base URL for server-side HTTP requests without allowlisting or private IP blocking, allowing an authenticated user to configure a GitHub App source that causes Coolify to request internal services or cloud metadata endpoints. This issue is reported as fixed in version 4.0.0-beta.471.

Affected products

• Coollabsio Coolify: before 4.0.0-beta.471 (fixed in 4.0.0-beta.471)

Published 2026-07-07. Last modified 2026-07-07.