What is CVE-2026-34149?

CVE-2026-34149 is a low-severity vulnerability in Coollabsio Coolify, classified under OS Command Injection. CVSS score: 3.3/10. Published 2026-07-07.

How severe is CVE-2026-34149?

Low severity. CVSS v3 base score is 3.3 out of 10.

RCE in Coollabsio Coolify

CVE-2026-34149

Coolify is an open-source and self-hostable tool for managing servers, applications, and databases. Prior to 4.0.0-beta.471, DatabaseBackupJob interpolates user-controlled database credentials and MongoDB collection exclusion names into backup shell commands without adequate escaping, allowing an authenticated user with database management permissions to execute commands on managed servers. This issue is fixed in version 4.0.0-beta.471.

Vulnerability class: Command Injection (OS Command Injection)

EPSS: 0.002 (13.0th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 3.3 (Low). Vector: CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:L/I:L/A:N.

Affected products

Coollabsio Coolify — versions < 4.0.0-beta.471

Weakness classification (CWE)

CWE-78 — OS Command Injection

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-2026-34149?: CVE-2026-34149 is a low-severity vulnerability in Coollabsio Coolify, classified under OS Command Injection. CVSS score: 3.3/10. Published 2026-07-07.
How severe is CVE-2026-34149?: Low severity. CVSS v3 base score is 3.3 out of 10.