RCE in Coollabsio Coolify

CVE-2026-34594

Coolify is an open-source and self-hostable tool for managing servers, applications, and databases. Prior to 4.0.0-beta.471, an authenticated command injection vulnerability in the Destination Network Management functionality allows users with destination management permissions to execute arbitrary commands as root on managed servers. The "network" parameter is passed directly to shell commands without proper sanitization, enabling full remote code execution on the host system. This vulnerability is fixed in 4.0.0-beta.471.

Vulnerability class: Command Injection (OS Command Injection)

Published · last modified .

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.

EPSS exploit prediction

EPSS: 0.019 (79.3th percentile), scored .

Low probability of exploitation in the next 30 days, but still tracked. 79th percentile — 79.3% 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-2026-34594: held from 0.019 to 0.019.

EPSS over last 30 days · oldest: 0.019 · newest: 0.019 · change: 0.000

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-34594?
CVE-2026-34594 is a high-severity vulnerability in Coollabsio Coolify, classified under OS Command Injection. CVSS score: 8.8/10. Published 2026-06-29.
How severe is CVE-2026-34594?
High severity. CVSS v3 base score is 8.8 out of 10.