Auth bypass in Coollabsio Coolify

CVE-2026-34044

Coolify is an open-source and self-hostable tool for managing servers, applications, and databases. Prior to 4.0.0-beta.466, the Logs::mount() component looks up resources by UUID without scoping the lookup to the current team, allowing an authenticated user to access logs for applications owned by other teams by supplying a victim resource UUID. This issue is fixed in version 4.0.0-beta.466.

Vulnerability class: IDOR (Insecure Direct Object Reference)

Published · last modified .

CVSS v3 metric

CVSS v3 base score 7.7 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N.

EPSS exploit prediction

EPSS: 0.004 (32.3th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 32nd percentile — 32.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2026-34044: held from 0.004 to 0.004.

EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: 0.000

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-34044?
CVE-2026-34044 is a high-severity vulnerability in Coollabsio Coolify, classified under Authorization Bypass Through User-Controlled Key. CVSS score: 7.7/10. Published 2026-07-07.
How severe is CVE-2026-34044?
High severity. CVSS v3 base score is 7.7 out of 10.