Auth bypass in Coollabsio Coolify

CVE-2026-34047

Coolify is an open-source and self-hostable tool for managing servers, applications, and databases. Prior to 4.0.0-beta.471, terminal WebSocket bootstrap routes did not enforce the expected authorization middleware, allowing an authenticat…

Vulnerability class: Broken Access Control

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:H.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-34047?
CVE-2026-34047 is a critical-severity vulnerability in Coollabsio Coolify, classified under Incorrect Authorization. CVSS score: 9.9/10. Published 2026-07-07.
How severe is CVE-2026-34047?
Critical severity. CVSS v3 base score is 9.9 out of 10.