What is CVE-2026-34037?

CVE-2026-34037 is a critical-severity vulnerability in Coollabsio Coolify, classified under Authorization Bypass Through User-Controlled Key. CVSS score: 9.9/10. Published 2026-07-07.

How severe is CVE-2026-34037?

Critical severity. CVSS v3 base score is 9.9 out of 10.

Auth bypass in Coollabsio Coolify

CVE-2026-34037

Coolify is an open-source and self-hostable tool for managing servers, applications, and databases. Prior to 4.0.0-beta.464, the cloneTo() Livewire action in ResourceOperations.php authorizes the source resource but resolves destination re…

Vulnerability class: IDOR (Insecure Direct Object Reference)

CVSS v3 metric

CVSS v3 base score 9.9 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:L.

Affected products

Coollabsio Coolify — versions < 4.0.0-beta.464

Weakness classification (CWE)

CWE-639 — Authorization Bypass Through User-Controlled Key

References

security-advisories@github.com (x_refsource_CONFIRM)
security-advisories@github.com (x_refsource_MISC)
security-advisories@github.com (x_refsource_MISC)

Frequently asked questions

What is CVE-2026-34037?: CVE-2026-34037 is a critical-severity vulnerability in Coollabsio Coolify, classified under Authorization Bypass Through User-Controlled Key. CVSS score: 9.9/10. Published 2026-07-07.
How severe is CVE-2026-34037?: Critical severity. CVSS v3 base score is 9.9 out of 10.