CVE-2026-34038: Coollabsio Coolify

Critical severity, CVSS 9.9. EPSS: 2.5% 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.469, an authenticated remote command injection vulnerability in application deployment handling allows users with application write permissions to achieve remote code execution and exfiltrate sensitive environment variables through deployment logs via fields such as dockerfile_location and deployment commands. This issue is fixed in version 4.0.0-beta.469.

Affected products

• Coollabsio Coolify: before 4.0.0-beta.469 (fixed in 4.0.0-beta.469)

Published 2026-07-06. Last modified 2026-07-07.