Path Traversal in Coollabsio Coolify
CVE-2026-42200
Coolify is an open-source and self-hostable tool for managing servers, applications, and databases. Prior to 4.0.0-beta.474, PostgreSQL initialization script (generate_init_scripts() method in app/Actions/Database/StartPostgresql.php) filename handling did not sufficiently restrict paths, allowing an authenticated user to write files outside the intended directory and achieve command execution through database initialization. This issue is fixed in version 4.0.0-beta.474.
Vulnerability class: Path Traversal (Directory Traversal)
EPSS: 0.005 (43.3th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Coollabsio Coolify — versions < 4.0.0-beta.474
Weakness classification (CWE)
References
- security-advisories@github.com (x_refsource_CONFIRM)
- security-advisories@github.com (x_refsource_MISC)
- security-advisories@github.com (x_refsource_MISC)
- security-advisories@github.com (x_refsource_MISC)
Frequently asked questions
- What is CVE-2026-42200?
- CVE-2026-42200 is a high-severity vulnerability in Coollabsio Coolify, classified under Path Traversal. CVSS score: 8.8/10. Published 2026-07-07.
- How severe is CVE-2026-42200?
- High severity. CVSS v3 base score is 8.8 out of 10.