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.

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) file…

Vulnerability class: Path Traversal (Directory Traversal)

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)

CWE-22 — Path Traversal

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.